In this paper, three types of bath for trivalent chromium plating are gained: chloride-glycine bath, chloride-U bath and sulfate-oxalic bath.

本文新近研究了一种以甲酸盐-羧酸盐作为络合剂的三价铬电镀新工艺，并对该溶液和镀层进行了性能测试。

youdao

Good morning… Have u done two of the most important things when you wake up today? 1) Pray-so that u may live…2)Take a bath-so that others may live too!

早上好……你今早醒来的时候有没有做这两件最重要的事呢?1）祈祷- 好让你可以活下去……2）洗澡-好让别人也可以活下去！

youdao

Good morning… Have u done two of the most important things when you wake up today? 1) Pray-so that u may live…2)Take a bath-so that others may live too!

早上好……你今早醒来的时候有没有做这两件最重要的事呢?1）祈祷- 好让你可以活下去……2）洗澡-好让别人也可以活下去！

youdao