The heated gas is piped through a coil surrounded by water...受热气体通过水中的盘管输送。Whorl copper coil occupies the half above of cupreous coil inside.内螺纹铜盘管占铜盘管的一半以上.He was sitting on the deck disentangling a coil of rope.他坐在甲板上理...
The welding is so smooth that you can hardly see where the sections of pipe are joined together.这管子焊接得很光滑,你很难看出什么地方是焊接的.The welding conditions should always be neutral or slightly oxidizing.焊接气氛必须永远保持中性或微氧化.All skilled w...
Some researchers contend that carcinogens may turn healthy cells into cancer cells.有些研究人员认为,致癌物质能使健康细胞变成癌细胞.Carcinogens may turn healthy cells into cancer cells.致癌物质能使健康细胞变成癌细胞。Chemical carcinogens generally require meta...
The streets are thronged with people.街上挤满了人。The crowd thronged the streets during the fiesta.宗教节日期间街道上挤满了人群。Mourners thronged to the funeral.吊唁者蜂拥着前来参加葬礼.The department store was thronged with people.百货商店挤满了人.The crowds ...