英语翻译Rubbing by cloth with water + metal stick which is 1kg a

英语翻译
Rubbing by cloth with water + metal stick which is 1kg and dia 22mm or
15 seconds.
After that,rubbing by cloth with Hexane + metal stick which is 1kg and
dia 22mm or 15 seconds
这是一个标贴的可靠性检验方法。