基本解釋雙頭螺栓英漢例句雙語(yǔ)例句Double-screw bolt & Iron plug with screw thread & Plastic cap.雙頭螺釘、螺紋塞和塑料蓋冒。double-screw bolt更多例句詞組短語(yǔ)短語(yǔ)Dual -head double-screw bolt 雙頭螺柱double-screw bolt更多詞組專業(yè)釋義交通運(yùn)輸工程雙頭螺栓