Motor copper rings are a kind of lifting accessories.
电机铜环是起重配件的一种。
In order to develop a kind of copper ore resources, feasible experiment was carried out.
为了开发某铜矿资源,对其进行了可行性实验研究。
Eiw - y is a kind of double coating enameled copper round wire, thermal level 180, with polyesterimid resin as primer and polyamide resin as finish.
是以聚酯亚胺树脂为底层, 聚酯胺树脂为涂表层涂制的,热级为180的双涂层漆包铜圆线。
应用推荐