coach bolt

基本解释

• [機] 方頭螺栓，馬車螺栓

词组短语

短語

• coach h bolt 方頭螺栓

• coach bolt更多词组

英英字典

柯林斯英英字典

• a large round-headed bolt used esp to secure wood to masonry (Also called (chiefly US and Canadian) carriage bolt)

• coach bolt剑桥字典
• coach bolt柯林斯字典

专业释义

機械工程

• 方頭螺栓