... compensated thermal overload relay 补偿热动式过载继电器 compensated voltmeter 补偿式伏特计 compensated wattmeter 补偿瓦特计 ...
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... 补偿半导体 compensated semiconductor 补偿伏特计 compensated voltmeter 补偿累积器 compensating accumulator ...
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... 甚高频电子管伏特表 very high frequency vacuum tube voltmeter 小型伏特计 袖珍伏特计 便携式伏特表 pocketvoltmeter 补偿伏特表,补偿式伏特计 compensated voltmeter ...
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