Some collectors such as sodium iso-propyl, sodium amyl and sodium butyl xanthates, ammonium-butyl aerofloat, and sodium butyl xauthate+ammonium-butyl aerofloat, etc are also used to float pentlandite.是什麼意思_Some collectors such as sodium iso-propyl, sodium amyl and sodium butyl xanthates, ammonium-butyl aerofloat, and sodium butyl xauthate+ammonium-butyl aerofloat, etc are also used to float pentlandite.在線翻譯_英語_讀音_用法_例句