短語(yǔ)詞組短語(yǔ)high -strength bolt connect sets 高強(qiáng)螺栓連接副Through high -strength bolt 穿芯高強(qiáng)螺栓large -diameter high-strength bolt 大直逕高強(qiáng)度螺栓big hexagonal high -strength bolt 大六角頭高強(qiáng)螺栓friction -typed high-strength bolt 摩擦型高強(qiáng)度螺栓 返回 high strength bolt