Processes which can lead to cathodic protection, phosphating, pickling, and electroplating.阴极保护, 磷化反应, 酸洗和电镀都会造成氢脆变.A chemical substance that prevents or slows a cathodic or reduction reaction.一种阻止或减缓阴极反应的化学物质.Several te...
Processes which can lead to cathodic protection, phosphating, pickling, and electroplating.阴极保护, 磷化反应, 酸洗和电镀都会造成氢脆变.Several test methods of performances of the cathodic electrophoresis paints are introduced.介绍了阴极电泳漆的几种性能...
At relatively low temperature ( 100 ℃ ) globulin had no significant change but glutelin increased.在100℃以下,球蛋白和对照相比差异不大,而碱溶蛋白有所升高.Other people's interruptions of your work are relatively insignificant compared with t...
China boasts the world's earliest observatory, built in Nanking in 1385 in the Ming Dynasty ( 1368 A . D . - 1644 A . D . ), three centuries ahead of the Greenwich Observatory built in Britain in 1670.中国建有世界上最早的气象台....
I struck the ball cleanly and my shot was on target.我干脆利落地击球，命中了目标。Cut them off cleanly through the stem just below the node.就从茎节下面，沿茎干把它们全砍掉。The wounds may heal cleanly or they may ooze a clear liquid.这些伤口可能会利索地愈合，也可能会分...