基本解釋[經(jīng)濟(jì)學(xué)]球型內(nèi)管詞組短語短語bulbed d inner tube 球型內(nèi)管condenser with bulbed inner tube 球形內(nèi)管冷凝器bulbed inner tube更多詞組專業(yè)釋義經(jīng)濟(jì)學(xué)球型內(nèi)管