常見例句雙語例句The phenomenon of vapor explosions threatens the safe storage and transportation of liquefied petroleum gas.液化石油氣蒸汽爆炸是對其安全儲(chǔ)運(yùn)構(gòu)成很大威脅的一種觀象。External or internal floating-roof tank and petroleum vapor recovery unit were recommended to control the loss.目前，以浮頂罐和油氣回收系統(tǒng)作為其主要的降耗設(shè)施。A nonequilibrium nonlinear dynamic model of petroleum fractionators is developed in this paper by directly taking into account the mass and heat transfer between liquid and vapor in the tower.建立了基于工藝機(jī)理分析的石油分餾塔非平衡動(dòng)態(tài)數(shù)學(xué)模型，直接考慮汽液兩相間的傳質(zhì)傳熱。 返回 petroleum vapor