use of gravity中文什么意思
[机械工程 照明 加热] 利用重心
- by gravity: 靠重力; 重力流动
- gravity: n. 1.认真,严肃,庄重。 2.重 ...
- be in use: 被使用; 在使用中
例句与用法
- at present, most of ta-nb ores are processed by use of gravity concentration, with which the recovery of fine-grained ta-nb mineral is very low
目前钽铌矿的选矿多以重选为主,但重选法选别细粒钽铌矿的回收率非常低。
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