|
|
|
|
|
Zhaohui Yan, Mingli Wang, Yumeng Sun and Zihui Nan
Improving the total factor productivity (TFP) of animal husbandry enterprises is the key to promoting the sustainable development of animal husbandry. Technological progress is an important driving force for improving the TFP of animal husbandry enterpri...
ver más
|
|
|
|
|
|
|
|
|
|
|
Zhaohui Yan, Mingli Wang, Xujun Li and Hui Jiang
China?s African swine fever (ASF) outbreak, which started in 2018, has had a huge and far-reaching impact on China?s hog industry, and it has not been completely eliminated so far. This article analyzes the impact of the ASF epidemic on the costs and tec...
ver más
|
|
|
|
|
|
|
|
|
|
|
Zhaohui Li, Yujin Huang, Fan Yang, Yi Li, Yan Fang and Rui Fu
?Port?hinterland synergy? means the development of port and hinterland should promote each other. The ?dual circulation? development pattern indicates the requirement of exploring the domestic transportation demand and promoting the integration between p...
ver más
|
|
|
|
|
|
|
|
|
|
|
Zhaohui Hong, Dengfeng Fu, Wenbin Liu, Zefeng Zhou, Yue Yan and Shuwang Yan
Subsea pipelines are commonly employed in the offshore oil and gas industry to transport high-pressure and high-temperature (HPHT) hydrocarbons. The phenomenon of pipeline walking is a topic that has drawn a great deal of attention, and is related to the...
ver más
|
|
|
|
|
|
|
|
|
|
|
Ahmed Elgamal, Linjun Yan, Zhaohui Yang, and Joel P. Conte
Pág. 1165 - 1176
|
|
|
|
|
|