Results 71 to 80 of about 266 (114)

[Construction and biological characterization of a Proteus mirabilis strain with modABC gene deletion]. [PDF]

Nan Fang Yi Ke Da Xue Xue Bao, 2023
Huang Y, Ding X, Huang N, Chen C, Deng X.   +4 more
europepmc   +1 more source

运行中测量金属氧化物避雷器阻性泄漏电流的新方法

Dianci bileiqi, 1992
对于金属氧化物避雷器运行情况的监视主要靠测量泄漏电流.常用的方法有测量全电流、直流测量阻性电流及泄漏电流的谐波分析.本文提出对泄漏电流进行谐波分析的新方法,采用外偿法把系统电压的谐波产生的三次谐波电流消除,以得到仅由避雷器产生的三次电流谐波.然后再确定阻性电流的三次谐波与总的阻性电流的关系.采用电场测量法间接求得容性三次谐波电流.电位及电流信号输入微处理机处理和显示各种参数,与直流测量法相比,其误差在20～25%之间.
doaj  

[Path analysis of influencing factors of mental resilience in adolescents with depression]. [PDF]

Beijing Da Xue Xue Bao Yi Xue Ban
Wang M, Li Q.
europepmc   +1 more source

[Controllability and predictability of riboflavin-ultraviolet A collagen cross-linking: advances in experimental techniques and theoretical research]. [PDF]

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi
Liu X, Li X, Chen W.
europepmc   +1 more source

The life course health development model: a new approach to understanding human health. [PDF]

Zhejiang Da Xue Xue Bao Yi Xue Ban, 2021
Ke Y, Chai X.
europepmc   +1 more source

[Liquid-liquid interface synthesized covalent organic framework films for efficient extraction of okadaic acid from seawater]. [PDF]

Se Pu
Zhang WM, Fang M, Zhang L.
europepmc   +1 more source

[Advances in the application of digital cognitive behavioral therapy in adolescent mental health issue interventions]. [PDF]

Zhong Nan Da Xue Xue Bao Yi Xue Ban
Sang X, Hou X, Long N, Mao P.
europepmc   +1 more source

[Experimental study on temperature dependence of dielectric properties of biological tissues at 2 450 MHz]. [PDF]

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi, 2021
Liu H, Cheng Y, Zhang M, Tian Z, Nan Q.
europepmc   +1 more source

[Quantitative analysis of the effect of contact pressure on the reflection characteristics of radial pressure wave]. [PDF]

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi, 2022
Tan J, Xu L, Sun H, Xu B, Li Y, Yao Y.
europepmc   +1 more source

[Development and feasibility analysis of a parenting strategy mini-program for preventing anxiety and depression in adolescents]. [PDF]

Zhong Nan Da Xue Xue Bao Yi Xue Ban
Li G, Yang M, Hu Y.
europepmc   +1 more source