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[会议论文] 作者:Liwen Niu,Pizhi Luan,Juanjuan Zheng,Qinglian Liu, 来源:中国运筹学会 年份:2010
This paper can apply Cost-Quantity-Effectiveness analyzing instruments and Cost-Effectiveness means to make analysis and comparison to the economic performance of small and medium size family enterpri...
[会议论文] 作者:Liwen Niu,Juanjuan Zheng,Pizhi Luan,Qinglian Liu, 来源:中国运筹学会 年份:2010
With the rapid development of technology and science and the constant changing of market environment,there are some problems in current family business,such as incertitude factors increased gradually,...
[期刊论文] 作者:MA Juanjuan,ZHENG Liwei,ZHAO Caide,LI Guofang,SHEN Yawen,AN Na,ZHANG Dong,HAN Mingyu, 来源:园艺学报(英文版) 年份:2018
[期刊论文] 作者:Rongkang Huang,Minghui Hu,Weiwen Liang,Juanjuan Zheng,Yang Du,Yanhuan Lin,Huaiming Wang,Wentai Guo,Zhantao, 来源:工程(英文) 年份:2021
Polypropylene (PP) scaffolds are the most commonly used biomedical scaffolds despite their disadvan-tages,which include problems with adhesion,infection,and inf...
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