维普中文期刊产品整合服务
186篇 您的检索式:作者名="Berkoff"
    题名 作者 年代 出处 被引量
1中国南水北调项目的可行性探讨显示文摘中国的南水北调工程,如果全部实施,每年可从长江流域调水400-500亿m3到华北平原,以缓解华北地区的3-3.25亿人的水短缺问题。南水北调工程第一阶段(调水200亿m3/年)建设,已于2002年或2003年开工(已在2002年12月开工。校译者注),需投入170亿美元建设资金(包括70亿美元的附属项目资金)。世界银行最近研究认为“该项目在经济上有较大效益”。但世界自然基金会却反对该结论,争议较大。笔者认为该项目在经济上投资昂贵,并需要移民30万人,调水价格也很难为农业所承担;但是,中国在社会经济发展方面正发生着史无前例的变化,而华北平原严重水短缺已引发了一系列严重的问题。通过将当地灌溉用水重新配置并转让给生活和工业用户以及改善环境用水,实际操作是不可能的。而南水北调工程的实施可在很大程度上缓解这些矛盾,从这个意义(更多的是从政治上和实际需要出发)说,而不是严格从经济上或粮食安全的角度考虑,中国政府决策实施此项目是完全可以理解的。Jeremy Berkoff 石秋池 朱威 戴苏 2004南水北调与水利科技2004,2,1:2
2Medical problems of marathon runners显示文摘Sanchez LD Corwell B Berkoff D 0,,5:1
3Multiplexed fiber Bragg grating strain-sensor system with a fiber Fabry-Perot Wavelength filter显示文摘KERSEY A D BERKOFF T A MOREY W W 1993Optics Letters1993,18,16:1
4Multiplexed fiber Bragg grating strain sensor system with a fiber Fabry-Perot wavelength filter 显示文摘KERSEY A D BERKOFF T A MOREY W W 1993Opt Lett1993,18,16:1
5Myofascial trigger points show spontaneous needle EMG activity显示文摘Hubbard DR Berkoff GM 1993Spine1993,18,13:1
6Fiber optic Bragg grating sensor with drift-compensated high resolution interferometrie wavelength shift detection 显示文摘KERSEY A D BERKOFF T A MOREY W W 1993Opt Lett1993,18,1:1
7Heart rate variability in elite American track-and-field athletes 显示文摘BERKOFF D J CAIRNS C B SANCHEZ L D 2007J Strength Cond Res2007,21,1:1
8Highresolution fiber-grating based strain sensor with interferometric wavelength-shift detection 显示文摘KERSEY A D BERKOFF T A MOREY W W 1992Electron Lett1992,28,3:1
9High-resolution fiber-grating based strain sensor with interferometric wavelength-shift detection显示文摘Kersey A D Berkoff T A Morey W W 0,,:1
10A four-element fiber grating sensor array with phase-sensitive detection显示文摘Weis RS Kersey AD Berkoff TA 0,,:1
11High resolution fiber-grating based strain sensor with inter- ferometric wavelength-shift detection 显示文摘KERSEY A D BERKOFF T A MORIE W 1992Electron Lett1992,28,3:1
12A four-element fiber grating sensor array with phase-sensitive detection显示文摘R S Weis A D Kersey T A Berkoff 1994IEEE Photonics Technology Letters1994,6,12:1
13A four-element fiber grating sensor array with phase-sensitive detection显示文摘Weis R S Kersey A D Berkoff T A 0,,:1
14High-resolution fibre-grating based strain sensor with interferometric wavelength-shift detection显示文摘Kersey AD Berkoff TA Morey WW 0,,:1
15Experimental demonstration of a fiber bragg grating accelerometer显示文摘Berkoff T B Kersey A D 1996IEEE Photonics Technology Lett1996,8,12:1
16Multiplexed fiber grating stain - sensor system with a Fabry - Perot wavelength filter显示文摘Kersy AD Berkoff TA 1993Opt Lett1993,18,16:1
17Multiplexed Bragg grating fiber - laser strain - sensor system with fiber F - P wavelength filter 显示文摘Kersey A D Berkoff T A Morie W W 1993Opt Lett1993,1,16:1
18High-resolution fibre-grating based strain sensor with interferometric wavelength-shift detection显示文摘Kersey AD Berkoff TA Morey WW 0,,:1
19Multiplexed fiber Bragg grating strain-sensor system with a fiber Fabry-Perot wavelength filter显示文摘Kersey A D Berkoff T A Morey W W 1993Optics Letters1993,18,16:1
20Multiplexed fiber Bragg grating strain-sensor system with a fiber Fabry-Perot wavelength filter显示文摘Kersey A D Berkoff T A Morey W W 1993Optics Letters1993,18,16:1
返回顶部 每页显示:
共10页 首页 上一页 第1页 下一页 末页 /10 跳转

网站首页 | 关于我们 | 联系我们 | 产品服务 | 客服中心 | 广告服务 | 版权声明 | 网站联盟 | 友情链接 | 售卡网点

版权所有© 渝B2-20050021-1 渝公网安备 50019002500403号 违法和不良信息举报中心

互联网出版许可证 新出网证(渝)字10号 全国400电话 - 免长途话费