DictionaryForumContacts

   Chinese English
Google | Forvo | +
to phrases
薄壁钻头
oil thin drilling bit
tech. thin-walled bit
薄壁金刚石钻头
tech. thin faced bit; thin-walled bit
薄壁钻头
: 7 phrases in 4 subjects
Drilling1
Engineering geology1
Oil / petroleum2
Technology3