基本解釋[經(jīng)濟(jì)學(xué)]旋轉(zhuǎn)位移式煤氣表詞組短語(yǔ)短語(yǔ)rotary y displacement gas meter 旋轉(zhuǎn)位移式煤氣表rotary displacement gas meter detail 旋轉(zhuǎn)位移式煤氣表rotary displacement gas meter更多詞組專業(yè)釋義經(jīng)濟(jì)學(xué)旋轉(zhuǎn)位移式煤氣表