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[期刊论文] 作者：Liu Yan,
来源：思茅师范高等专科学校学报 年份：2001
Politeness is a useful strategy in keeping good relation with others. Pragmatic linguists have found principles of CP and PP in this field. Power is the cause o...
[期刊论文] 作者：LIU Yan,
来源：中国航天（英文版） 年份：2020
At 12:01 Beijing time on August 6, a LM-2D carrier rocket lifted off from the Jiuquan Satellite Launch Center, launching the Gaofen 9-04 satellite and a Tsinghu...
[期刊论文] 作者：Liu Yan,
来源：中国油气：英文版 年份：2012
The third pipeline is a key project approved in 2012 by the State Council.The new project is expected to cost 125 billion yuan(US$ 19.7 billion)to build.The...
[期刊论文] 作者：LIU Yan,
来源：环境科学与技术 年份：2004
在保证足够的准确度、精密度和灵敏度的前提下,采用索式萃取、浓硫酸净化、国产OV-17毛细管色谱柱和ECD检测器,通过优化实验条件分析河域底泥中六六六(BHC)和滴滴涕(DDT)等六...
Detection of spatial hot spots and variation for the neon flying squid Ommastrephes bartramii resour
[期刊论文] 作者：LIU Yan,
来源：黑龙江科技学院学报 年份：2017
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：Liu Yan,
来源：校园英语·中旬 年份：2018
Teacher’s Book （abbreviated to TB below） is very advisable for our teaching practice. But， as many of us work in county schools where teaching conditions are rather limited and the children have learn...
2014 China International Friendship Cities Conference and Guangzhou International Urban Innovation C
[期刊论文] 作者：Liu Yan,
来源：Voice Of Friendship 年份：2015
The 2014 China International Friendship Cities Conference and the Guangzhou International Urban Innovation Conference co-sponsored by the CPAFFC, China International Friendship Cities Association (CIF...
[期刊论文] 作者：Liu Yan,
来源：Voice Of Friendship 年份：2013
The 2013 China International Cities Cooperation Forum co-sponsored by the CPAFFC， the China International Friendship Cities Association （CIFCA） and the People’s Government of Jilin Province was held i...
[期刊论文] 作者：By LIU YAN,
来源：CHINA TODAY 年份：2020
PUTTING on a turquoise Han-style tradition- al Chinese outfit， Zhang Ying left her smartphone outside and stepped into an ancient martial art world. The spry young lady， born in the 1990s， has now bec...
Trueness investigation of routine creatinine assays on nine homogeneous systems in Beijing demonstra
[期刊论文] 作者：LIU Yan,XU Guo-bin,
来源：中华医学杂志英文版 年份：2010
...
[期刊论文] 作者：LIU Yan LI Shi-qi,
来源：国际设备工程与管理：英文版 年份：2007
维护进程经历了导致了积极考虑和转变从的几主要开发传统“失败”并且修理实践进“预言”并且阻止积极维护方法论。预料行动，它描绘这积极维护策略主要基于监视，诊断，预后和决策......
[期刊论文] 作者：LIU Yan,HE Ze-rong,
来源：高校应用数学学报:英文版(B辑) 年份：2021
We formulate a system of integro-differential equations to model the dynamics of competition in a two-species community,in which the mortality,fertility and gro...
[期刊论文] 作者：LIU Yan,Pamela Fiacco,
来源：电子工艺技术 年份：2004
在PCB上组装BGA或CSP时,产生的枕头效应(HIP)令电子制造业很苦恼.枕头效应是由于在再流焊接过程中元件或板子翘曲所引起的,且氧化作用会使枕头效应更为严重.行业急需用于评估...
DEALING WITH MOVINGS AND COLLISIONS OF ARBITRARY MANY DISCONTINUITIES IN CONSERVATIVE FRONT-TRACKING
[期刊论文] 作者：LIU Yan,MAO De-kang,
来源：黑龙江科技学院学报 年份：2006
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...
Trueness investigation of routine creatinine assays on nine homogeneous systems in Beijing demonstra
[期刊论文] 作者：LIU Yan,XU Guo-bin,
来源：中华医学杂志（英文版） 年份：2010
...
DEALING WITH MOVINGS AND COLLISIONS OF ARBITRARY MANY DISCONTINUITIES IN CONSERVATIVE FRONT-TRACKING
[期刊论文] 作者：LIU Yan,MAO De-kang,
来源：应用数学和力学（英文版） 年份：2004
An approach to deal with movings and collisions of arbitrary many disconti nuities in the conservative front tracking method is developed. Using this approach o...
[期刊论文] 作者：LIU Yan,HU Yijun,
来源：中国科学A辑（英文版） 年份：2005
Let {Xn; n ≥ 1} be a stationary sequenceof non-negative random variables with heavy tails. Under mixing conditions, we study logarithmic asymptotics for the di...
[期刊论文] 作者：刘燕,LIU Yan,,
来源：法律科学－西北政法学院学报 年份：2009
银行个人理财产品的本质是固定收益计划,但大多嵌入了金融衍生工具从而增加了市场风险.国内首例公开报道的银行理财诉讼--汇丰双利存款诉讼显示,在“存款”名义下发生的是“...
[期刊论文] 作者：Jing Liu,Yan Jin,
来源：黑龙江科技学院学报 年份：2019
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：Gui-zhen Liu,Yan Liu,
来源：黑龙江科技学院学报 年份：2005
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...
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