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...
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....
它因有铅矿而非常出名.It is well known for its lead mines.矿产资源主要以钨矿 、 铅矿 、 锌矿和瓷土矿为主.Mineral resources are mainly tungsten ore, lead ore, zinc, and clay mineral - based.本文研究了硫化钠对方铅矿无捕收剂浮选的影响.Effects of sodium sulfide on collectorles...
卢埃林登上台阶，走进城堡主楼。Llewelyn was mounting the stairs up into the keep.他正骑着马寻找那座城堡。He was riding on his horse looking for the castle.走教堂和城堡之间的碎石小道。Take the metalled path running between the church and the fort....