outside screw是什么意思


中文翻译在阀盖外的阀杆螺纹

网络释义

1)outside screw,在阀盖外的阀杆螺纹2)screw bonnet,螺纹阀盖3)Screw thread of valve rod,阀杆螺纹4)outside screw and yoke (OS & Y),外螺纹阀杆及阀轭5)external thread valve,外螺纹阀6)bonnet thread,阀盖[帽]螺纹

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