Sign in | English | Terms of Use
DictionaryForumContacts

   English ⇄
Google | Forvo | +
oriented core barrel
dril. 定向钻井取心筒
eng.geol. 定向岩芯管
oil 定向取心筒
tech. 钻孔定向仪
oriented-core barrel
el. 定向岩芯管

 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