钻管 – phrases

Terms for subject Earth sciences containing 钻管 | all forms

Chinese	English
双井筒钻进和套管系统	simultaneous drilling and casing system
地面套管/钻杆环隙	surface casing/drill pipe annulus
地面钻井用套管的供应	supply of casing for surface drilling
水泥胶结的钻孔套管	cemented casing
钻杆和套管｛钻｝	rods and tubing