Extort 发表于 2025-3-25 07:00:34
Single-phase A.C. Circuits,In the circuit in figure 2.1a, the circuit has resistance . and inductive reactance ., and.and is in phase with ..and leads . by 90°.流利圆滑 发表于 2025-3-25 10:10:16
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Principles of Rotating Elecrical Machines,An electrical machine is . and consists of a device having a magnetic circuit in two parts which are separated from one another by an air gap. One part of the machine is stationary and is known as the . or .; the moving or rotating part is known as the ..外科医生 发表于 2025-3-25 21:29:32
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Trond Vedeld,Wilbard J. Kombe,Clara Kweka-Msale,Ndèye Marème Ndour,Adrien Coly,Siri Hellevikanagement can improve conservation breeding outcomes. Detailed behavioral studies of giant panda estrus, pregnancy and cub rearing have demonstrated the importance of husbandry management that supports natural reproductive behavior to enhance breeding success. Natural breeding has been valuably augm并排上下 发表于 2025-3-26 15:11:04
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