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Terms for subject Hydroelectric power stations containing 螺杆 | all forms | in specified order only
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压紧螺杆punching bolt
压紧螺杆pressing bolt
磁轭螺杆rim stud
磁轭螺杆扭紧rim stud torque
螺旋蜗杆式闸门启门机screw and worm gate lifting device
螺杆worm
螺杆启闭机screw stem hoist
螺杆screw pump
螺杆screw cylinder
阀杆螺母yoke nut