graphited silver brush是什么意思

用法例句

6%by adopting this methods to extrusion silver graphite scraps,and the silver quality accords with IC-Ag99.

采用本工艺回收银石墨边角料中的银,银的回收率达99。

Structural deformation and dynamic mechanisms of the Bayan Har (foreland) basin in the Yinshishan region, Qinghai;

青海银石山地区巴颜喀拉前陆盆地构造变形特征及动力学机制

The mechanisms of different uplifts in the Yinshishan area, northern edge of Qinghai-Tibet plateau;

青藏高原北缘银石山地区差异隆升机制