wedge seat
... 楔形泛水闸阀 wedge gate flooding valve 楔座 wedge seat 楔形滑阀 wedge type slide valve ...
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圆楔座 circular wedge mount
带楔形支座的制动蹄 BRAKE SHOE WITH WEDGE SEAT
楔形座 wedge mount
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活动装置主要有螺母、螺栓、提升楔块、后座、座板支座、弹簧以及压板等组成。
The movable device mainly consists of the nut, bolt, lifting wedge, backseat, supporting seat of the clamp plate, spring and pressure plate and so on.
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