Results 91 to 100 of about 38,844 (178)

寒旱地区生态沟渠基质去除氨氮和磷最优配比筛选及影响因素

, 2020
王志超, 王战, 李卫平, 于玲红, 杨文焕, 吕伟祥, 王高强   +6 more
openalex   +1 more source

2000年以来山西省行政成本影响因素的初步估算

, 2019
强 李
openalex   +2 more sources

[Infant sleep patterns based on latent class analysis and their influencing factors]. [PDF]

Zhongguo Dang Dai Er Ke Za Zhi
Wei W, Wang H, Zhang J.
europepmc   +1 more source

“养育脑”网络及其影响因素 [PDF]

, 2019
Huoyin Zhang, Mingming Zhang, Rui Ding, Shuaixia Li, Wenbo Luo   +4 more
openalex   +1 more source

[Long-term prognosis and influencing factors of anterior composite resin restoration]. [PDF]

Hua Xi Kou Qiang Yi Xue Za Zhi
Chen W, Wu F, Wei X.
europepmc   +1 more source

[Factors Influencing All-Cause and Specific-Cause Deaths Among Community-Dwelling Schizophrenia Patients in a Region of Western China]. [PDF]

Sichuan Da Xue Xue Bao Yi Xue Ban
Lei X, Fan R, Chen S, Liu J, Liu X, Liu Y, Yang X.   +6 more
europepmc   +1 more source

电弧物理过程的研究成果在断路器设计中的应用

Gaoya dianqi, 1974
电弧的物理过程及电弧与气流、磁场、绝缘和触头材料的关系,对开关产品的质量影响很大。尽管目前对电流的开断过程的认识有了很大进展,但仍然有一些影响电弧过程的因素尚未被认识,致使在开关设计上还远远没有一种将影响电弧过程的各种因素都考虑进去的设计方法。进一步认识这些未知的因素,对电弧理论的发展,有着决定的作用。
doaj  

裂缝性储层射孔井起裂压力影响因素分析 [PDF]

, 2018
刘向君 丁乙, Yi Ding, LIU Xiangjun, LUO Pingya   +3 more
openalex   +1 more source

[Clinical characteristics and influencing factors of extraglandular invasion of prostatic ductal adenocarcinoma]. [PDF]

Beijing Da Xue Xue Bao Yi Xue Ban
Yang X, Zhang F, Ma L, Liu C.
europepmc   +1 more source

[Regional distribution differences and influencing factors of primary healthcare institutions in China]. [PDF]

Zhong Nan Da Xue Xue Bao Yi Xue Ban
Ni P, Wang J, Shi L, Xu L.
europepmc   +1 more source