词语through bolt
解释贯穿螺栓,直通螺栓
词性名词
through bolt〔名词〕贯穿螺栓详细»
through bolt〔名词〕贯穿螺栓,穿心螺杆;n.直通螺栓详细»
through bolt〔名词〕穿钉详细»