Sign in | English | Terms of Use
DictionaryForumContacts

   English ⇄ Chinese
Google | Forvo | +
coal-bearing coefficient
expl. 含煤系数煤层总厚度与含煤岩系总厚度之比，用百分数表 #
tech. 含煤率

 The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Add | The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Report an error | Get short URL | Language Selection Tips