Results 61 to 70 of about 354 (110)

[Development of an LC-MS/MS method for 32 steroid hormones and exploration of their gestational variations]. [PDF]

open access: yesNan Fang Yi Ke Da Xue Xue Bao
Zhou Q   +5 more
europepmc   +1 more source

[A cephalometric landmark detection method using dual-encoder on X-ray image]. [PDF]

open access: yesSheng Wu Yi Xue Gong Cheng Xue Za Zhi
Dai C, Huang C, Xu M, Wang Y.
europepmc   +1 more source

杆塔档距及相序排列对330 kV同塔双回输电线路反击过电压的影响分析

open access: yesDianci bileiqi
330 kV输电线路是我国西北主电网的重要组成,电网的安全稳定运行关乎社会的和谐与稳定。由于330 kV输电线路的送电距离较远,通常可达200 km以上,杆塔的接地状态和档距设置也随地形发生变化。发生雷击时,由于档距会对雷电波沿输电线传播的折反射产生影响,从而影响输电线路的耐雷性能。此外,330 kV线路普遍采用双回路铁塔架设输电线路,沿途存在换相,不同地段的相序不尽相同,因此有必要研究不同的相序排列方式对线路耐雷性能的影响。使用EMTP暂态仿真软件构建330 kV同塔双回输电线路雷电反击模型 ...
张军强   +7 more
doaj  

[Study on lightweight plasma recognition algorithm based on depth image perception]. [PDF]

open access: yesSheng Wu Yi Xue Gong Cheng Xue Za Zhi
Zhang H   +7 more
europepmc   +1 more source

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