玻璃钢-钢抽油杆
Fiberglass-steel Sucker Rod
OTIS电梯用钢丝绳
wire rope for OTIS elevator
操纵用钢丝绳
Steel wire ropes for control
电梯用钢丝绳
Wire Rope for Lift
steel wire rope for elevator
Wire Rope for Elevator
Steel wire ropes for elevators
钢丝绳用压板
Clamping plates for fixing steel wire ropes
港口集装箱用钢丝绳
Wire Rope for Seaport Container
港口装卸用钢丝绳
wire rope for port loading and unloading
航空用钢丝绳
steel wire rope for aviation
航天用钢丝绳
wire rope for spaceflight
胶管用钢丝绳
Steel wire ropes for rubber hose