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[期刊论文] 作者：Pengbin Gao,Yiyuan Zhang,Yan X,
来源：经济管理学刊:中英文版 年份：2020
Now the top management team and managerial discretion play an important role in driving the firms’development.This paper built a theoretical model to explore t...
[期刊论文] 作者：ZHENG Liyun,XIONG Weihao,YAN X,
来源：稀有金属 年份：2004
To increase the adhesion strength between the coating and the substrate, sintered Ti(C,N)-based cermets were selected and deposited with monolayer TiN using a m...
[期刊论文] 作者：ZHAO Fulong,LIU Qianfeng,YAN X,
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...
Highly efficient removal of allyloxycarbonyl(Alloc)function provides a practical orthogonal protecti
[期刊论文] 作者：Guang Hui Zong,Shi Qiang Yan,X,
来源：中国化学快报（英文版） 年份：2004
Highly efficient removal of allyloxycarbonyl(Alloc)group was achieved in the presence of CH3COONH4,Pd[P(C6H5)3]4,and NaBH4 in MeOH-THF,within 5 min in almost qu...
Highly efficient removal of allyloxycarbonyl(Alloc)function provides a practical orthogonal protecti
[期刊论文] 作者：Guang Hui Zong,Shi Qiang Yan,X,
来源：黑龙江科技学院学报 年份：2009
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...
Isolation and identification of respiratory tract and intestinal microflora of Meriones meridianus i
[期刊论文] 作者：Yimei Xu,Shen Shi,Huakui Yan,X,
来源：黑龙江科技学院学报 年份：2018
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...
Novel fluorene-carzazole-based conjugated copolymers containing pyrazoline and benzothiazole segment
[期刊论文] 作者：Hao Chen,Xing Xu,He Gang Yan,X,
来源：中国化学快报（英文版） 年份：2004
A series of novel fluorene-carbazole-based copolymers with pyrazoline and benzothiazole units were synthesized successfully through Suzuki coupling reactions. T...
[期刊论文] 作者：Yan REN,Qi FANG,Yun Xing YAN,X,
来源：中国化学快报（英文版） 年份：2000
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：Zhen Ting Du,Hong Rui Yu,Yan X,
来源：中国化学快报（英文版） 年份：2004
sSeveral bisabolane sesquiterpenes, (±)-curcumene, (±)-curcuphenol, (±)-curcudiol and (±)-curcuhydroquinone, have been synthesized in racemic form and fully...
Novel fluorene-carzazole-based conjugated copolymers containing pyrazoline and benzothiazole segment
[期刊论文] 作者：Hao Chen,Xing Xu,He Gang Yan,X,
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...
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