基本解釋[經(jīng)濟(jì)學(xué)]環(huán)形廻線(xiàn)電流計(jì)詞組短語(yǔ)短語(yǔ)endless s belt loop galvonometer 環(huán)形廻線(xiàn)電流計(jì)endless belt loop galvonometer更多詞組專(zhuān)業(yè)釋義經(jīng)濟(jì)學(xué)環(huán)形廻線(xiàn)電流計(jì)