The feedback circuit break down, and dealer or the factory house contact.
反馈电路故障, 与经销商或厂家联系.
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The precision formula about the feedback factor F of four kind - feedback circuit have been given out.
给出了四种负反馈电路反馈系数F的精确计算公式和近似计算公式.
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Electrometers use a feedback circuit to measure charge, as shown in Figure 1 - 16 .
静电计使用反馈式电路来测量电荷.如图 1-16 所示.
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