Cobalt - based alloy is a kind of important materials used in elevated temperature.钴基合金是一种重要的高温材料.Recovery of cobalt from Co - Ni residue in zinc hydrometallurgy has been studied.研究了从湿法炼锌净化钴镍渣中回收有价金属....a woman in a soft...
阀座环–硬面阀座环焊入阀体内.Seat Ring – hard faced seat rings are welded to body.整体后座–硬面,使用寿命最长.Integral Backseat – hard faced for maximum backseat life.带有H的阀内件型号具有钴合金硬面阀座环表面.Trim numbers with H have cobalt alloy hard faced seat ring...
Aid, however it is obtained, is demeaning to the recipients.不管救助是如何取得的，对受益人来说都不是很光彩的事。He found it demeaning to work for his former employee.他觉得为自己以前的雇员工作有失体面。It was a demeaning and ultimately frustrating experience.那是一次有...
You've illegally accessed and misused confidential security files.你已经非法访问并盗用了机密的安全文件。He had grossly misused his power.他严重滥用职权.Saunas can be hazardous if misused. Avoid a big meal beforehand.洗桑拿浴如果方法不当会有危险，浴前切忌饱食。And...