英语词汇astatic galvanometer怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	astatic galvanometer
释义	astatic galvanometern. a galvanometer in which the effect of the earth's magnetic field on the meter needle is greatly reduced (地球磁场对仪表指针影响大为减少的)无定向电流计
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