Terms for subject Technology containing drill string

English	Chinese
changing drill string	倒换钻具
checking drill string time	钻具检查时间
critical weight on drill string	钻具临界钻压
drill rod string	钻杆柱
drill string	钻杆组
drill string changing time	换钻具时间
drill string torque	钻杆柱扭矩
drill string tripping	钻具组升降程序
flush coupled-type drill string	平接钻具
high torque on the drill string	钻杆柱受高扭矩负荷
retrievable bit drilling without drill string lifting	不提钻换钻头钻进
run-down of drill string	跑钻
string of drill pipes	钻杆组
string of drill rods	钻杆柱
supporting point of drill string	钻具支点
tangent point of drill string	钻具切点
tapered drill string	塔式钻具
tapered string of drill pipe	变径钻管 (组)