研究了渗铝包子桶的组织结构及其性能.Structure and performance of aluminum impregnation to steel _ container are studied.阐述了碳钢渗铝钢管存在的焊接问题,并提出了新的焊接方法.Welding problem are mentioned. And new welding is proposed.采用固体粉末包埋渗铝法,在K438高温合金表面制备渗铝涂层.T...
On receipt of the manuscript the compositors stared to cast it off.一收到手稿,排宇工人就开始估计印刷篇幅.You have to sign here and acknowledge receipt.你得在这儿签名, 表示已收到。There is usually a time lapse between receipt of new information and its...
They were skirmishing close to the minefield now.他们当时正在雷区附近交火。The attack came , there was fierce skirmishing and the Yankees were beaten back.战斗开始了, 打得十分激烈,北军被打了回去.On land there was minor skirmishing.陆地上发生了小规模的战斗。They we...
A series of mischance happened.一连串不幸的事发生了.I lost your file by pure mischance.我把你的文件丢了,纯粹是碰上倒霉事了.It's an infernal mischance; I've done my best to discourage it.这真是倒楣透顶的事; 我尽量地泼冷水....