增抽扶正器  increasing production centralizer

撞杆扶正器  sinker bar guide

玻璃钢抽油杆  fiberglass sucker rods; fiber glass reinforced plastic sucker rod

玻璃钢-钢抽油杆  Fiberglass-steel Sucker Rod

玻璃钢—钢混合抽油杆  fiberglass—steel sucker rod string

玻璃纤维抽油杆  Fiberglass sucker rod

玻璃纤维增强的聚酯抽油杆  fiberglass-reinforced polyester sucker rod

抽油杆  Sucker sods; sucker pole; sucker rod; rod pump; pumping rod; Spaghetti; suck-rods; subtraction phase; sucker rod string; oil sucker rod; Rod; pumping sucker rod; Oil suck rod; extracting oil pole; Pole; sucker rods; oil pump arm; Oil-suck rod; rod string; Oil pumping rod; sucker-rod

抽油杆拔梢  rod-taper

抽油杆扳手  lowering iron; rod wrench

抽油杆被粘卡  stuck rods

抽油杆泵  pump with rod

抽油杆泵之下  mosquito bill

抽油杆冲程  rod stroke

抽油杆打捞矛  sucker rod spear

抽油杆打捞筒  sucker rod socket

抽油杆导  rod grasp

抽油杆导向器  rod guide; sucker rod guide

抽油杆导引  sucker rod elevator