“铅矿”造句
2024年07月01日 12:49:44
它因有
铅矿而非常出名.
It is well known for its lead mines.
矿产资源主要以钨矿 、
铅矿 、 锌矿和瓷土矿为主.
Mineral resources are mainly tungsten ore, lead ore, zinc, and clay mineral - based.
本文研究了硫化钠对方
铅矿无捕收剂浮选的影响.
Effects of sodium sulfide on collectorless flotation of galena have been investigated.