spring bar 弹簧杆
jack spring bar 推片弹簧杆
STAINLESS STEEL SPRING BAR 不锈钢钢弹簧棒
curved spring bar 弧形表壳耳簧
female spring bar 女式表耳簧
single shoulder spring bar 单肩轴表耳簧
spring bar tools 生耳批
grooved spring bar 有槽弹簧杆
spring bar fastener 弹条扣件
Methods The circular spring buffer is adopted with throttling bar as damping device.
方法采用环型弹簧与节制杆式阻尼器相结合的缓冲器原理。
The valve consists of an electromagnetic loop, a valve core, a replacement spring and a shell and the valve core consists of a retaining iron, a movable bar and a sealing pad.
它由电磁线圈、阀芯、复位弹簧和外壳组成,阀芯由挡铁,动杆和密封垫构成。
The utility model relates to a convenient screwdriver comprising a screwdriver handle, a screwdriver bar, a spring, and a press cover.
一种使用方便的螺丝刀,由螺丝刀把、螺丝刀杆、弹簧、压盖组成。
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