... apron bolt joint 平板带接头 bolt pipe joint 螺栓式接头 BOLT UNIVERSAL JOINT FLANGE. 万向节螺栓法兰 ...
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Addition of chamfering shape on seating surface of joint bolt at atf cooler pipe area.
棱 增加物的塑造在自动制冷管的范围内、接头螺栓的座套表面。
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