简体中文版 | English Version | EBooks(電子書)

EnMama.net

Platinoid

[plætinɔid]

解釋/意思:

(a.) Resembling platinum.

(n.) An alloy of German silver containing tungsten; -- used for forming electrical resistance coils and standards.

編輯:卡罗尔

About(关于我们)|Sitemap(网站地图)

Copyright © 2018 EnMama.net. All rights reserved.