基本解釋[經(jīng)濟(jì)學(xué)]皮囊流量計詞組短語短語bellows gas meter [儀]膜盒式氣量計bellows s meter 皮囊流量計bellows -type gas or orifice meter 伸縮式氣體孔板流量計bellows differential flow meter 膜盒式差壓流量計bellows s gas meter 膜盒式氣量計bellows meter更多詞組專業(yè)釋義經(jīng)濟(jì)學(xué)皮囊流量計