Results 51 to 60 of about 355 (98)

[Recent advances in carbon dots-based chromatographic separation materials]. [PDF]

Se Pu, 2023
Chen J, Qiu HD.
europepmc   +1 more source

现场杆塔接地电阻和土壤电阻率测量存在问题及误差分析

Dianci bileiqi, 2008
介绍了杆塔接地电阻和土壤电阻率的测量原理和测量方法,针对安徽池州供电局的4条110kV输电线路杆塔接地电阻和土壤电阻率的测量误差,采用数据对比、理论计算的方法并配合电路模型,分析了杆塔接地电阻测量误差的产生原因。结果表明:杆塔接地电阻测量时,宜采用直线三级法;电流极的布线长度至少应达到接地网对角线的2倍;布线方向应尽量和塔体基座垂直;测量时应在晴朗天气下进行。
颜喜平, 许根养, 敬亮兵, 张杰, 江龙才, 李志娟, 马福, 李景禄   +7 more
doaj  

[Design and analysis of human arm pathological tremor simulation system]. [PDF]

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi
He Z, Liu H, Liu Q, Jiang Y, Zhu Z.
europepmc   +1 more source

[Determination of 14 perfluoroalkyl substances in Chinese mitten crab by multi-plug filtration cleanup coupled with ultra-performance liquid chromatography-tandem mass spectrometry]. [PDF]

Se Pu, 2023
Wang X, Rao Q, Zhang Q, DU P, Song W.
europepmc   +1 more source

[Rapid extraction and detection of five alkaloids in dried khat by solvent extraction-high performance liquid chromatography-quadrupole time-of-flight mass spectrometry]. [PDF]

Se Pu, 2023
Shi HF, Xu BP, Xu CX, Zhou XQ, Xu HF.
europepmc   +1 more source

[Application of Improved Unet Network in the Recognition and Segmentation of Hemorrhage Regions in Brain CT Images]. [PDF]

Sichuan Da Xue Xue Bao Yi Xue Ban, 2022
Zhou ZS, Chen XM, Zhang HY, Wan HL, Zhao JY, Zhang T, Wang XY.   +6 more
europepmc   +1 more source

[Rapid screening of 111 pesticides and veterinary drugs in livestock and poultry meat by ultra performance liquid chromatography-quadrupole-time of flight mass spectrometry]. [PDF]

Se Pu
Wang YM, Li XT, Chu K, Wang QQ, Wu S, Chen C.   +5 more
europepmc   +1 more source

[Analysis on quality value transmitting of Qinggusan reference sample of classical prescription based on quantitative fingerprint technology]. [PDF]

Se Pu, 2023
Xu X, Wei T, Xue Q, Ai J, Li G, Liu Z, Li D, Hou J, Jin H, Liu Y, Liang X.   +10 more
europepmc   +1 more source

[Determination of 35 pyrrolizidine alkaloids in dried tea by ultra-high performance liquid chromatography- triple quadrupole mass spectrometry]. [PDF]

Se Pu
Dong L, Zhang XL, Yang C, Zhao JY, Wang XM, Chu YQ, Li XH.   +6 more
europepmc   +1 more source

[Causal relationship between <i>Helicobacter pylori</i> infection and childhood immune thrombocytopenia and influencing factors for prognosis]. [PDF]

Zhongguo Dang Dai Er Ke Za Zhi
Zhou XY, Yan M, Yue YB, Nuriddin H, Wang XM, Cheng YF, Wu CC, Liu Y.   +7 more
europepmc   +1 more source