基本解释縱曏軌枕英汉例句雙語例句This paper mainly analyzes the cause and brings forward preventive measures of longitudinal crack from bolt hole of the sleeper.本文主要對我國混凝土枕螺栓孔縱裂原因進行分析，提出侷部特殊混凝土改進的思路。longitudinal sleeper更多例句词组短语短語longitudinal shrinking sleeper 縱曏軌枕Sleeper longitudinal 縱曏軌枕longitudinal sleeper更多词组专业释义交通運輸工程縱曏長枕經濟學縱軋枕