Oxygen obtained from liquefied air is usually about 99.5 % pure.由液化空气所取得的氧其纯度通常约为99.5%.The production of cold involves the production of liquefied gases.冷量生产涉及到液化气的生产.Chlorine is usually liquefied before use or storage.氯...
The production of cold involves the production of liquefied gases.冷量生产涉及到液化气的生产.It is best fit for pouring liquefied gas bottle, inversing bottle and adding gas for motorcar.该泵最适合于液化气瓶的罐装、倒罐及汽车燃料加气.Oxygen obtained from l...
He finished his aperitif and tasted the wine the waiter had produced.他喝完开胃酒，又尝了点侍者端来的葡萄酒。No, thanks. We'll skip aperitif.不, 谢谢, 饭前酒免了吧!Recommendations: As an aperitif , mussels marinieres, crab cocktail, seafood, or...
He reiterated his opposition to the creation of a central bank...他重申了自己反对成立央行的立场。He reiterated his position over the years and won converts to it.他多年一再重申己见,并争取到一些皈依者.Some twenty - two years later President Polk reiterate...