English  |  正體中文  |  简体中文  |  全文筆數/總筆數 : 64178/96951 (66%)
造訪人次 : 9594592      線上人數 : 18277
RC Version 7.0 © Powered By DSPACE, MIT. Enhanced by NTU Library & TKU Library IR team.
搜尋範圍 查詢小技巧:
  • 您可在西文檢索詞彙前後加上"雙引號",以獲取較精準的檢索結果
  • 若欲以作者姓名搜尋,建議至進階搜尋限定作者欄位,可獲得較完整資料
  • 進階搜尋

    類別瀏覽

    正在載入社群分類, 請稍候....

    作者瀏覽

    正在載入作者分類, 請稍候...

    年代瀏覽

    正在載入年代分類, 請稍候....

    結果 5711-5760 / 32109.

    上一頁106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 下一頁    每頁顯示[10|25|50]項目
    [ 只搜尋有全文項目| 搜尋所有項目]     排序欄位 順序

    5711Nitriding treatment enhance wear performance of Al/Fe alloys in situ composite..

    Chang, Zue-Chin; Lin, C. B.; 2012-03-08
    [機械與機電工程學系暨研究所] 期刊論文
    Advanced Materials Research, pp.466-469
    Chang, Zue-Chin Lin, C. B. Ho, Jin-Shin Peng, X. R. Nitriding treatment enhance wear performance of Al/Fe alloys in situ composite.. 2012-03-08 en

    5712Wrinkle Formation and Imprinting of Gold Film Deposited on Polydimethylsiloxane.

    Zue-Chin Chang; C. B. Lin; 2011-10
    [機械與機電工程學系暨研究所] 期刊論文
    Applied Mechanics and Materials 130-134, p.1031-1034
    Zue-Chin Chang C. B. Lin Jin-Shin Ho Wen-Hua Yang Wrinkle Formation and Imprinting of Gold Film Deposited on Polydimethylsiloxane. Imprinting;Poly

    5713A Novel Method to Fabricate Silver chloride films

    Hui-Chung Hsueh; Zue-Chin Chang; 2011-10
    [機械與機電工程學系暨研究所] 期刊論文
    Applied Mechanics and Materials 117-119(4), p.652-655
    Hui-Chung Hsueh Zue-Chin Chang Chang-Ching You C. B. Lin A Novel Method to Fabricate Silver chloride films Growth Mechanism;Morpholoy;Precipitation

    5714Numerical simulation and experimental study on physical mechanism in multiple component moulding

    Chao-Tsai Huang; Che-Ping Lin; 2016-01-15
    [化學工程與材料工程學系暨研究所] 期刊論文
    International Journal of Materials and Product Technology 52(1-2), p.118-142
    Chao-Tsai Huang Che-Ping Lin Shih-Po Sun Shi-Chang Tseng Rong-Yeu Chang Numerical simulation and experimental study on physical mechanism

    5715Performance improvement of a double-pass solar air heater with fins and baffles under recycling operation

    Ho, Chii-Dong; Chang, Hsuan; 2012-12-01
    [化學工程與材料工程學系暨研究所] 期刊論文
    Applied Energy 100, pp.155-163
    Ho, Chii-Dong Chang, Hsuan Wang, Rei-Chi Lin, Chun-Sheng Performance improvement of a double-pass solar air heater with fins and baffles under

    5716A Passive Self-Configuration MAC Protocol for Supporting Network Management in IEEE802.11-Based Multi-Hop Mobile Ad Hoc Networks

    Sheng-Shih Wang; Chun-Chih Li; 2015-10-01
    [資訊工程學系暨研究所] 期刊論文
    Journal of Network and Computer Applications 56, pp.149-157
    Sheng-Shih Wang Chun-Chih Li Hsieh-Wei Lin Kuei-Ping Shih A Passive Self-Configuration MAC Protocol for Supporting Network Management

    5717JPEG Image Quality Improvement

    Tsai, Yihjia; Lin, Hwei-Jen; 2014-04-26
    [資訊工程學系暨研究所] 會議論文
    proc. of International Conference on Information Science, Electronics and Electrical Engineering
    Tsai, Yihjia Lin, Hwei-Jen Li, Yue-Sheng Chang, Hsiao Wei JPEG Image Quality Improvement 2014-04-26 en_US proc. of International Conference

    5718Job Selection via the Internet by Considering Personal Preference Using Fussy Goal Programming

    Chen, Chih-yung; Su, Chia-rong; 2015-10-25
    [管理科學學系暨研究所] 會議論文
    2015 International Conference on Innovation, Communication and Engineering (ICICE 2015)
    Chen, Chih-yung Su, Chia-rong Tu, Jih-Fu Lin, Chang-Ching Job Selection via the Internet by Considering Personal Preference Using Fussy Goal

    5719The Implementation of Corporate Social Responsibility And Real Activity Earnings Management: Perspective of Policy Mandates

    Kung, Fan-Hua; Wang, Chen-Chin; 2013-07-07
    [會計學系暨研究所] 會議論文
    2013 AFAANZ Conference
    Kung, Fan-Hua Wang, Chen-Chin Cheng, Chia-Ling Lin, Kai-Hsun The Implementation of Corporate Social Responsibility And Real Activity Earnings

    5720Enhancing Medical Students' Web-based Learning Environment by a Novel Problem-based Learning System

    Hui, Lin; Hung, Fu-Yi; 2015-08-26
    [資訊創新與科技學系] 會議論文
    The 8th International Conference on Ubi-Media Computing, pp.289-294
    Hui, Lin Hung, Fu-Yi Yang, Yi Fan Li, Xi Wen Liu, Chen Wei Enhancing Medical Students' Web-based Learning Environment by a Novel Problem-based

    5721Nitriding treatment enhance wear performance of Al/Fe alloys in situ composite

    Chang, Zue-Chin; Lin, C. B.; 2011-05-21
    [機械與機電工程學系暨研究所] 會議論文
    international workshop on Materials Science and Engineering
    Chang, Zue-Chin Lin, C. B. Ho, Jin-Shin Peng, X. R. Nitriding treatment enhance wear performance of Al/Fe alloys in situ composite 2011-05-21 en_US

    5722Effect of Annealing on Calcium Carbonate Morphology of Mollusk Shell

    Lin, C.B.; Chang, Zue-Chin; 2012-07-15
    [機械與機電工程學系暨研究所] 會議論文
    2011 International Conference on Materials and Products Manufacturing Technology
    Lin, C.B. Chang, Zue-Chin Hoand, Jin-Sin Shao, Chih Kai Effect of Annealing on Calcium Carbonate Morphology of Mollusk Shell 2012-07-15 en_US 2011

    5723Re-STOL Micro Ornithopters- with 4 Improvement Strategies

    Yang, L.J.; Chen, C.W.; 2015-08-26
    [機械與機電工程學系暨研究所] 會議論文
    Proc. of ICIUS 2015
    Yang, L.J. Chen, C.W. Ke, H.H. Lin, Y.T. Marimuthu, S. Hung, K.C. Re-STOL Micro Ornithopters- with 4 Improvement Strategies ICIUS ornithopter

    5724A Novel Method to Fabricate Silver chloride films

    Hsueh, Hui-Chung; Chang, Zue-Chin; 2011-11-18
    [機械與機電工程學系暨研究所] 會議論文
    Applied Mechanics and Materials 117-119, pp.652-655
    Hsueh, Hui-Chung Chang, Zue-Chin You, Chang-Ching Lin, C. B. A Novel Method to Fabricate Silver chloride films Growth Mechanism;Morpholoy

    5725Wrinkle formation and imprinting of gold film deposited on Polydimethylsiloxane

    Chang, Zue-Chin; Lin, C. B.; 2016-03-01
    [機械與機電工程學系暨研究所] 會議論文
    Applied Mechanics and Materials 130-134, pp.1031-1034
    Chang, Zue-Chin Lin, C. B. Ho, Jin-Shin Yang, Wen-Hua Wrinkle formation and imprinting of gold film deposited on Polydimethylsiloxane Imprinting

    5726Design and implementation of a robot playing tic-tac-toe game

    Lee, Tsu-Tian; Liu, Gi-Ming; 2015-11-18
    [電機工程學系暨研究所] 會議論文
    2015 International Automatic Control Conference
    Lee, Tsu-Tian Liu, Gi-Ming Lin, Yu-Hsiung Wong, Kai-Yi Hsu, Chun-Fei Design and implementation of a robot playing tic-tac-toe game robot

    5727Design and implementation of a robot playing tic-tac-toe game

    Lee, Tsu-Tian; Liu, Gi-Ming; 2015-11-10
    [電機工程學系暨研究所] 會議論文
    2015 International Automatic Control Conference
    Lee, Tsu-Tian Liu, Gi-Ming Lin, Yu-Hsiung Wong, Kai-Yi Hsu, Chun-Fei Design and implementation of a robot playing tic-tac-toe game 2015-11-10 en_US

    5728雙軸溫感性導電纖維紡絲與方向性導電膜之研發及性質研究

    Lin, Guan-Ting; Don, Trong-Ming; 2016-01-29
    [化學工程與材料工程學系暨研究所] 會議論文
    第三十九屆高分子學術研討會
    Lin, Guan-Ting Don, Trong-Ming Lee, Chia-Fen Wang, Man-Sheng Chiu, Wen-Yen 雙軸溫感性導電纖維紡絲與方向性導電膜之研發及性質研究 2016-01-29 zh_TW 第三十九屆高分子學術研討會 http

    5729Thermal analyses of dye Disperse Red 1 grafted onto silica nanoparticles

    Chang, Chao-Ching; Huang, Feng-Hsi; 2015-07-01
    [化學工程與材料工程學系暨研究所] 期刊論文
    Journal of Coatings Technology and Research 12(4), pp.731-738
    Chang, Chao-Ching Huang, Feng-Hsi Lin, Zi-Min Cheng, Liao-Ping Thermal analyses of dye Disperse Red 1 grafted onto silica nanoparticles Springer New

    5730Molecular Dynamics Simulations of the Sorption of Toluene in humic acid

    Shih, Yang-hsin; Lin, Jyh-shing; 2003-01-01
    [化學學系暨研究所] 期刊論文
    Environmental Science and Technology 2003, 10 pages
    Shih, Yang-hsin Lin, Jyh-shing Wu, Shian-chee Lee, Lien-feng Molecular Dynamics Simulations of the Sorption of Toluene in humic acid 2003-01-01 zh

    5731Image Enhancement

    Lin, Hwei-Jen; Chang, Hsiao Wei; 2016-04-11
    [資訊工程學系暨研究所] 會議論文
    International Conference on Engineering & Technology, Computer, Basic & Applied Sciences
    Lin, Hwei-Jen Chang, Hsiao Wei Yang, Fu-Wen Li, Yue Sheng Chuang, Hua Image Enhancement image enhancement;edge enhancement;Particle Swarm

    5732Implementation of Vision and Navigation System for Mobile Robots

    Li, S.A.; Ho, C.Y.; 2012-12-01
    [電機工程學系暨研究所] 會議論文
    2012 CACS International Automatic Control Conference
    Li, S.A. Ho, C.Y. Lin, Y.C. Hsieh, M.H. Tsau, C.W. Wong, C.C. Implementation of Vision and Navigation System for Mobile Robots 2012-12-01 en_US 2012

    5733Novel Phase Inversion Process for Membrane Formation Through Thermal Quenching of Polymer Solution in Same Solvent

    Chang, Hsu-Hsien; Yu, Hsuan-Fu; 2013-08-09
    [化學工程與材料工程學系暨研究所] 會議論文
    The International Membrane Conference in Taiwan 2013/The 12th Conference on Membrane Science and Technology, Proceedings, pp.127-129
    Chang, Hsu-Hsien Yu, Hsuan-Fu Lin, Dar-Jong Wu, Yu-Hsuan Cheng, Liao-Ping Novel Phase Inversion Process for Membrane Formation Through Thermal

    5734The Influence of Recycle Effect on the Heat Transfer for the Power-Law Fluid in Counterflow Concentric-Tube Heat Exchangers with Sinusoidal Wall Fluxes

    Ho, Chii-Dong; Lin, Li-Pang; 2015-06-15
    [化學工程與材料工程學系暨研究所] 會議論文
    2015 Symposium on Transport Phenomena and Applications
    Ho, Chii-Dong Lin, Li-Pang Chen, Li Liou, Jing-Wei The Influence of Recycle Effect on the Heat Transfer for the Power-Law Fluid in Counterflow

    5735Inflation, Capital-Money Allocation, and Inequality

    Chang, Juin-Jen; Hung, Hsiao-Wen; 2016-05-27
    [產業經濟學系暨研究所] 會議論文
    2016總體理論與計量模型學術研討會論文集
    Chang, Juin-Jen Hung, Hsiao-Wen Lin, Hsieh-Yu Savitski, David W. Inflation, Capital-Money Allocation, and Inequality 2016-05-27 zh_TW 2016總體理論與計量模型學

    5736The impact of university reputation, organization socialization and P-O Fit on student learning?

    Lin, Ku-Ju; Chen, Hai-Ming; 2016-05-14
    [管理科學學系暨研究所] 會議論文
    none
    Lin, Ku-Ju Chen, Hai-Ming Chen, Hsiu-Mei Chang, Yu Shan The impact of university reputation, organization socialization and P-O Fit on student

    5737Pitch-Angle Distribution for Electrons at Dipolarization Sites: Radial Dependence

    Wang, Kaiti; Lin, Ching-Huei; 2016-06-28
    [航空太空工程學系暨研究所] 會議論文
    Book of Abstracts, ICPP 2016, pp.M2-17
    Wang, Kaiti Lin, Ching-Huei Tohru Hada Y. Nishimura, V. Angelopoulos Pitch-Angle Distribution for Electrons at Dipolarization Sites: Radial

    5738A Remote Anemometer Based on Hybrid Power Systems

    Yang, Chun-Liang; Chou, Tzu-Young; 2016-05-28
    [電機工程學系暨研究所] 會議論文
    Applied System Innovation (ICASI), 2016 International Conference on
    Yang, Chun-Liang Chou, Tzu-Young Hsieh, Yi-Lin Lee, San-Liang A Remote Anemometer Based on Hybrid Power Systems IEEE wind turbine;anemometer;hybrid

    5739Inflation, Capital-Money Allocation, and Inequality

    Chang, Juin-Jen; Hung, Hsiao-Wen; 2016-08-11
    [產業經濟學系暨研究所] 會議論文

    Chang, Juin-Jen Hung, Hsiao-Wen Lin, Hsieh-Yu Savitski, David W. Inflation, Capital-Money Allocation, and Inequality 2016-08-11 zh_TW 無 http

    5740Tracking Quality Guaranteed Mechanisms in WSNs

    Shang, Cui-Juan; Chen, Gui-Lin; 2016-05-27
    [資訊工程學系暨研究所] 會議論文
    The 2016 IEEE International Conference on Consumer Electronics
    Shang, Cui-Juan Chen, Gui-Lin Ji, Cheng-Chao Chang, Chih-Yung Yang, Jun-Wei Tracking Quality Guaranteed Mechanisms in WSNs IEEE Target Tracking

    5741Topology Constructing and Restructuring Mechanisms for Bluetooth Radio Networks

    Zhang, Qiao-Yun; Chen, Gui-Lin; 2016-05-27
    [資訊工程學系暨研究所] 會議論文
    The 2016 IEEE International Conference on Consumer Electronics
    Zhang, Qiao-Yun Chen, Gui-Lin Zhao, Liang Chang, Chih-Yung Topology Constructing and Restructuring Mechanisms for Bluetooth Radio Networks IEEE Wi

    5742Knowledge Spiral in Community of Practice

    Chung, Wu-Lung; Lin, Meng-Yu; 2013-07-12
    [課程與教學研究所] 會議論文
    conference handbook
    Chung, Wu-Lung Lin, Meng-Yu Chang, Yung-Ta Lee, Che-Di Chang, Yueh-Hsia Knowledge Spiral in Community of Practice 2013-07-12 en conference handbook

    5743Three essays on game theoretic applications

    Lin, Kien-tsu James1996-08
    [國際企業經營系] 學位論文
    淡江大學國際企業經營學系 Lin, Kien-tsu James Three essays on game theoretic applications 1996-08 en https://tkuir.lib.tku.edu.tw/dspace

    5744Synthesis of hybrid diamond films via two-step microwave enhanced chemical vapor deposition process for enhancing the electron field emission properties

    Saravanan, Adhimoorthy; Huang, Bohr-Ran; 2016-09-13
    [物理學系暨研究所] 期刊論文
    Diamond and Related Materials 63, pp.211-217
    Saravanan, Adhimoorthy Huang, Bohr-Ran Manoharan, Divinah Dong, Chung-Li Lin, I-Nan Synthesis of hybrid diamond films via two-step microwave

    5745Low thermal conductivity and enhanced thermoelectric performance of nanostructured Al-doped ZnTe

    Ankam Bhaskar; Yi-Hsuan Pai; 2015-09-12
    [物理學系暨研究所] 期刊論文
    Ceramics International 42(1B), p.1070–1076
    Ankam Bhaskar Yi-Hsuan Pai Wei-Ming Wu Ching-Lin Chang Chia-Jyi Liu Low thermal conductivity and enhanced thermoelectric performance

    5746Aerodynamic analysis of pedestrian arch bridges

    Huang, Ming-Hui; Lin, Yuh-Yi; 2016-10-14
    [土木工程學系暨研究所] 會議論文
    Proceedings of The 14th International Symposium on Structural Engineering
    Huang, Ming-Hui Lin, Yuh-Yi Chen, Bo-Xum Chen, Chern-Hwa Aerodynamic analysis of pedestrian arch bridges 2016-10-14 en Proceedings of The 14th

    5747Developing Four Stars Election Open Data in RDF: Evidence from Taiwan Election Open Data Project

    Chien, Ching-Yuan; Hung, Chia-Hsin; 2016-08-15
    [資訊管理學系暨研究所] 會議論文
    Proceedings of the The 3rd Multidisciplinary International Social Networks Conference on SocialInformatics 2016, Data Science 2016 (MISNC, SI, DS 2016)
    Chien, Ching-Yuan Hung, Chia-Hsin Day, Min-Yuh Lin, Yuh-Tay Yang, Chu-Yin Developing Four Stars Election Open Data in RDF: Evidence from Taiwan

    5748The Establishment of Wind Spectrum Estimation Models for Dome-Like Structures using Artificial Neural Networks

    Wang, Jenmu; Lo, Yuan-Lung; 2016-11-14
    [土木工程學系暨研究所] 會議論文
    Proceedings of the 14th International Symposium on Structural Engineering
    Wang, Jenmu Lo, Yuan-Lung Liu, Po-Yi Lin, Yuh-Yi Chang, Cheng-Hsin The Establishment of Wind Spectrum Estimation Models for Dome-Like Structures

    5749Load and Settlement of Pile-Raft Foundation at Post Consolidation from 3D FEM Analysis

    Chang, Der-Wen; Lin, Wei-Chen; 2015-11-09
    [土木工程學系暨研究所] 會議論文
    Proceedings of The 15th Asian Regional Conference on Soil Mechanics and Geotechnical Engineering
    Chang, Der-Wen Lin, Wei-Chen Liu, C.H. Lu, Chih-Wei Load and Settlement of Pile-Raft Foundation at Post Consolidation from 3D FEM Analysis pile-raft

    5750Seismic Performance of Piles from EQWEAP and Monte Carlo Simulation Analyses

    Chang, Der-Wen; Lin, Y.H.; 2014-07-12
    [土木工程學系暨研究所] 會議論文
    Proceedings of The 6th Japan-Taiwan Joint Workshop on Geotechnical Hazards from Large Earthquake and Heavy Rainfalls
    Chang, Der-Wen Lin, Y.H. Chao, H.C. Liu, C.H. Chu, S.C. Seismic Performance of Piles from EQWEAP and Monte Carlo Simulation Analyses 2014-07-12 en

    5751Performance Analysis Based on Hop-Reduced Cooperative Scheme by Using Hierarchical Modulation in MIMO Systems

    Tseng, Hsien-Wei; Lee, Yang-Han; 2016-05-28
    [電機工程學系暨研究所] 會議論文
    2016 International Conference on Applied System Innovation (ICASI 2016), No.0569
    Tseng, Hsien-Wei Lee, Yang-Han Lin, Ting-Wei Liao, Yu-De Performance Analysis Based on Hop-Reduced Cooperative Scheme by Using Hierarchical

    5752Devloping and Analysising on Application of Smartphone Addiction Inventory (SPAI)

    Tseng, Hsien-Wei; Lee, Yang-Han; 2016-05-28
    [電機工程學系暨研究所] 會議論文
    2016 International Conference on Applied System Innovation (ICASI 2016), No.0568
    Tseng, Hsien-Wei Lee, Yang-Han Lin, Ting-Wei Liao, Yu-De Devloping and Analysising on Application of Smartphone Addiction Inventory (SPAI

    5753Sleeping Detcet Using Wearable Device by PPG

    Yang-Han Lee; Hsien-Wei Tseng; 2016-11-06
    [電機工程學系暨研究所] 會議論文
    2016 International Conference on Innovation, Communication and Engineering (ICICE 2016), C160230
    Yang-Han Lee Hsien-Wei Tseng Yu-De Liao Ting-Wei Lin Yi-Lun Chen Sleeping Detcet Using Wearable Device by PPG 2016-11-06 en 2016 International

    5754The theoretical and experimental studies of carbon dioxide absorption through a gas-liquid membrane contactor

    Chii-Dong Ho; Luke Chen; 2016-11-26
    [水資源及環境工程學系暨研究所] 會議論文
    2016 化學工程年會論文集
    Chii-Dong Ho Luke Chen Li-Yang Jen Guan-Hong Lin Yu-Hung Chuang The theoretical and experimental studies of carbon dioxide absorption through a gas

    5755Piles and piled raft foundations analyses for Surface Paradise, Gold Coast sub-soil conditions

    Oh, Erwin; Huang, M.; 2017-09-18
    [土木工程學系暨研究所] 會議論文
    Proceedings, 19th International Conference on Soil Mechanics and Geotechnical Engineering (19th ICSMGE)
    Oh, Erwin Huang, M. Chang, D.W. Lin, S.S. Balakumar, V. Balasubramaniam Piles and piled raft foundations analyses for Surface Paradise, Gold Coast

    5756Standby System with Imperfect Coverage and Repairable Service Station

    Hsu, ying-lin; Tseng, ying-cheng; 2016
    [資訊與管理科學期刊] 第27卷第3期
    International Journal of Information and Management Sciences 27 (3), pp.299-316
    Hsu, ying-lin Tseng, ying-cheng Chang, chia-jung Chang, fu-min Standby System with Imperfect Coverage and Repairable Service Station 淡江大學出版中心

    5757Key Factors to Affect the Adoption of Mobile Banking in the Philippines

    Lin, wan-rung; Yang, fu-ju; 2016
    [資訊與管理科學期刊] 第27卷第4期
    International Journal of Information and Management Sciences 27 (4), pp.339-362
    Lin, wan-rung Yang, fu-ju Wang, yi-hsien Peraro, Elsa Key Factors to Affect the Adoption of Mobile Banking in the Philippines 淡江大學出版中心 Attitude

    5758Initiating a new model to prepare teachers in Mobile-AssisteD-teaching (MAD-teaching). Association of Science Education

    Chang, Chun-Yen; Chien, Yu-Ta; 2012-12-13
    [課程與教學研究所] 會議論文
    NA
    Chang, Chun-Yen Chien, Yu-Ta Lin, Ming-Chao Chang, Yueh-Hsia Chen, Chia-Li Initiating a new model to prepare teachers in Mobile-AssisteD-teaching

    5759Enhanced Simultaneous Localization and Mapping (ESLAM) for Mobile Robots

    Chen-Chien Hsu; Wei-Yen Wang; 2017-04-13
    [機械與機電工程學系暨研究所] 期刊論文
    International Journal of Humanoid Robotics 14(2), 1750007
    Chen-Chien Hsu Wei-Yen Wang Tung-Yuan Lin Yin-Tien Wang Teng-Wei Huang Enhanced Simultaneous Localization and Mapping (ESLAM) for Mobile Robots

    5760Opinion Leaders Discovery in Dynamic Social Network.

    Yi-Cheng Chen, Lin Hui, Chun I Wu, Hsin-Yu Liu, Sheng-Chih Chen2017-08-01
    [資訊創新與科技學系] 會議論文
    IEEE Explore
    Yi-Cheng Chen, Lin Hui, Chun I Wu, Hsin-Yu Liu, Sheng-Chih Chen Opinion Leaders Discovery in Dynamic Social Network. 2017-08-01 en IEEE Explore 議程連結


    DSpace Software Copyright © 2002-2004  MIT &  Hewlett-Packard  /   Enhanced by   NTU Library & TKU Library IR teams. Copyright ©   - 回饋