基本解釋縱向軌枕英漢例句雙語例句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，提出局部特殊混凝土改進的思路。longitudinal sleeper更多例句詞組短語短語longitudinal shrinking sleeper 縱向軌枕Sleeper longitudinal 縱向軌枕longitudinal sleeper更多詞組專業(yè)釋義交通運輸工程縱向長枕經(jīng)濟學縱軋枕