Ti lo pa 帝普巴大师
以上来源于: WordNet
Note that when none of the channels on the Model 7158 card are energized, terminals 2 and 4 are connected to the LO of the picoammeter (pA), which electrically is the guard terminal.
注意,当7158型开关卡上没有通道被激励时,端子2和4是被连接到皮安计(pA)的LO端子的,它在电气上为保护端子。
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