... 直流比较仪电位计 direct-current comparator potentiometer 直流输出 direct-current output 直流电位 direct-current potential ...
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The tester is additionally connected with a filament switching indicator and a pair of direct current output poles for testing the condition of the filament of a fluorescent lamp.
本检测器还附加接有灯丝通断指示器和一对直流输出极，作为检测荧光灯灯丝情况用。
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