female connection
阳螺纹-阴螺纹接头 male and female joint
阴螺纹十字接头 male and female cross
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航空和航天。经向密封接头。阴螺纹剖面和iso米制螺纹公差。尺寸。
Aerospace fitting joint assembly, radial sealing. Internal thread bosses. ISO metric thread profile and tolerances. Dimensions.
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