DictionaryForumContacts

   Chinese
Google | Forvo | +
中心拉杆 zhōngxīn lāgān
auto. compression link
dril. pony rod
钻井用泥浆泵中心拉杆 zhōngxīn lāgān
dril. extension pipe
泥浆泵中心拉杆 zhōngxīn lāgān
dril. crosshead extension rod