threaded joint 螺纹接合...threaded newsreader 有线索阅读器...threaded end 螺纹管口...threaded connection 螺纹连接...threaded fit 螺纹配合...threaded core 穿线铁心...threaded tree 穿线树,线索树...threaded fittings 螺纹管件;螺纹接口...threaded inspection opening 螺纹检查孔...threaded flange 螺纹法兰...threaded for union 螺纹活接头...threaded list 穿线表,链式表...threaded link 链式链路...single-threaded screw 单纹螺纹螺钉...threaded hole 螺纹孔;螺丝孔...
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