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[期刊论文] 作者:LI Yu-Feng,YAO Bao-Quan,LIU Yan-Mei,WANG Yue-Zhu,JU You-Lun,
来源:中国物理快报(英文版) 年份:2007
A widely tunable cw diode-pumped room-temperature Tm:GdVO4 laser is built. Output power of 2.8 W and a slope efficiency of 22% pumped by a 18 W Fibre-coupled di...
[期刊论文] 作者:LI Yu-Feng,JU You-Lun,YAO Bao-Quan,WANG Yue-Zhu, Sergii Ubizskii,
来源:中国物理快报(英文版) 年份:2007
A laser-diode-pumped widely tunable single-longitude-mode Tm:YAP laser in 2μm eye-safe region is built. Continuous tunable range from 1899nm to 2025nm is achie...
[期刊论文] 作者:ZHANG Yu-Feng,DONG Huang-He,Ho,
来源:理论物理通讯:英文版 年份:2007
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[期刊论文] 作者:ZHANG Yu-Feng,DONG Huang-He,Ho,
来源:黑龙江科技学院学报 年份:2007
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7...
[期刊论文] 作者:SHAO Yu-feng CHEN Lin WEN Shua,
来源:光电子快报:英文版 年份:2007
与悦耳的责任周期和扑灭比率产生一个黑暗 RZ 信号的一个新奇传输器被建议,由修改 precoding 的过程, modulating 并且编码。一个黑暗 RZ 信号被使用一个双手臂的 Mach-Zehnder...
[期刊论文] 作者:Yue Chao,Zhang Yu-Feng,Wei Yuan,
来源:中国物理(英文版) 年份:2007
Though various integrable hierarchies of evolution equations were obtained by choosing proper U in zero-curvature equation Ut-Vx+[U,V]=0,but in this paper,a new...
[期刊论文] 作者:SHAO Yu-feng,CHEN Lin,WEN Shuang-chun,
来源:城市道桥与防洪 年份:2007
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生、测量监控等方面人手,介绍了S226海滨大桥...
[期刊论文] 作者:YAO Yu-Qin,ZHANG Yu-Feng,CHEN Deng-Yuan,
来源:中国物理快报(英文版) 年份:2007
A practicable way to construct discrete integrable couplings is proposed by making use of two types of semi-direct sum Lie algebras. As its application, two kin...
[期刊论文] 作者:LI LI,
来源:BEIJING REVIEW 年份:2007
The Beijing Organizing Committeefor the Games of the XXIXOlympiad (BOCOG) unveiled pic-tograms for the Beijing 2008Paralympic Gaines at the OlympicMedia Center on May 23, as part of a monthof pub...
[期刊论文] 作者:LI LI,
来源:BEIJING REVIEW 年份:2007
When Xu Shixuan, a linguistfrom the Chinese Academy ofSocial Sciences, returned to asouthwestern county borderingMyanmar in 2002 to study thelocal language after a nine-year interval, shewas struck by...
[期刊论文] 作者:LI LI,
来源:BEIJING REVIEW 年份:2007
Increasing international pressure onChina to cut the release of greenhousegases and its owndevelopment bottleneck have oftenput the country in adilemma....
[期刊论文] 作者:LI LI,
来源:BEIJING REVIEW 年份:2007
Atotal of half a million volunteers areneeded to host the Olympic Gamesin China next year, but organizerswill still have to turn many peopleaway because of an enormous pub-lic response....
[期刊论文] 作者:LI LI,
来源:BEIJING REVIEW 年份:2007
Beijing Olympics organizers haveannounced an ambitious torch relayplan for the 2008 Games which willsee the sacred flame reach the world’shighest peak and travel through 135cities around the world....
[期刊论文] 作者:LI LI,
来源:BEIJING REVIEW 年份:2007
When the founder of China’sTaoist philosophy Lao Zi firstbegan to write Daodejing(Classic of the Way andVirtue), he believed the con-cept in his mind was too profound to bedescribed in words....
[期刊论文] 作者:LI LI,
来源:BEIJING REVIEW 年份:2007
When people see 35-year-oldKarine Martin walkingthrough the streets of ShaanxiProvince’s Xi’an City, herblonde hair held in a bun atopher head, wearing a dark Taoist robe, she isoften mistaken for an...
[期刊论文] 作者:LI LI,
来源:BEIJING REVIEW 年份:2007
The 81-year-old Wu Wantong movedto his current home in downtownBeijing in February 2004, a brandnew complex of three 14-storey build-ings on the second ring road....
[期刊论文] 作者:LI LI,
来源:BEIJING REVIEW 年份:2007
Doctors and nurses, normally seen asprotecting their patients,areincreasingly coming into con-frontation with them due to the dys-functions of China’s healthcare sys-tem, and in some cases tension has...
[期刊论文] 作者:LI LI,
来源:BEIJING REVIEW 年份:2007
Chinese philosopher Mencius, wholived over 2,200 years ago, oncesaid, “People can have a long-termlife plan only after knowing theirprivate properties are secured”....
[期刊论文] 作者:LI LI,
来源:BEIJING REVIEW 年份:2007
Beijingers will be reaching for theirhandkerchiefs and face masks thisspring as dusty weather has beenforecast for the city because of toolittle winter snow....
[期刊论文] 作者:LI LI,
来源:BEIJING REVIEW 年份:2007
March 16 wimessed the approvalof the landmark Property Lawat the annual session of theNational People's Congress(NPC). This is the first time thatequal protection to state and private proper-ties has...
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