gravitational segregation
[新英汉石油技术词典]
gravitational segregation重力分选,重力选矿
是什么意思,gravitational segregation的解释,gravitational segregation的翻译
gravitational segregation
[新英汉石油技术词典]
gravitational segregation是什么意思,gravitational segregation的解释,gravitational segregation的翻译