Results 111 to 120 of about 1,295 (152)

[Comparison of the efficacy of sigmoid sinus constriction plus cartilage reconstruction and sigmoid sinus return surgery in sigmoid sinus-related pulsatile tinnitus]. [PDF]

Lin Chuang Er Bi Yan Hou Tou Jing Wai Ke Za Zhi
Cao W, Wu Z, Zhao Y, Tong B, Yao K.
europepmc   +1 more source

[Establishment and application of a UPLC-MS/MS method for the determination of tiletamine and its metabolite in biological samples]. [PDF]

Zhong Nan Da Xue Xue Bao Yi Xue Ban
Cai Z, Yan W, Li J, Ding Y, Ling J.
europepmc   +1 more source

IGBP—DIS近两年的工作 [PDF]

, 2000
黄新宇
core  

[Determination of <i>N</i>-（1，3-dimethylbutyl）-<i>N'</i>-phenyl-<i>p</i>-phenylenediamine-quinone in urine and dust by ultra performance liquid chromatography-tandem mass spectrometry]. [PDF]

Se Pu
Lu ZL, Deng FF, Bai ZJ, Peng RF, Tan L.
europepmc   +1 more source

大容量变压器夹件的电磁力及减振方法研究

Gaoya dianqi
高压大容量电力变压器内部存在较大的绕组漏磁，使变压器的金属结构件存在较大涡流，导致变压器内部产生大的电磁干扰。文中研究了变压器夹件涡流引起的电磁干扰机理。采用有限元方法计算了变压器夹件的磁感应强度、涡流和夹件所受的电磁力，分析了电磁力的分布特点。研究了夹件在电磁力作用下产生电磁振动和噪声的原理，根据夹件的筋结构建立了电磁振动的有限元模型，对夹件的振动位移、振动速度进行了计算，并对此振动产生的噪声进行了分析计算。针对夹件的两种不同磁屏蔽结构，通过对夹件电磁振动最小的固定位置研究，得到了夹件减振的最佳方法 ...
杨慧娜, 温珺, 丛浩熹
doaj  

[Hemodynamics simulation and analysis of left coronary artery aneurysms with concomitant stenosis]. [PDF]

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi
Shi Z, Sang J, Sun L, Li F, Tao Y, Yang P.   +5 more
europepmc   +1 more source

[Magnetic one-step purification-high performance liquid chromatography-triple quadrupole/composite linear ion trap mass spectrometry for the determination of 54 veterinary drug residues in carp]. [PDF]

Se Pu
Wen YP, Huo WD, Zhang CY, Liu H, Mu YC, Wu LD, Li JC.   +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

[Determination of eight organophosphate esters in animal-derived foods by ultra performance liquid chromatography-tandem mass spectrometry]. [PDF]

Se Pu
Tang Y, Wen S, Cao WC, Liu X, Lei CL, Cheng QY, Chen HC, Liu L, Liu XF, Zhou Y.   +9 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