基本解释[交通运输工程]导线护管英汉例句双语例句When cables penetrate the protective tube, jute bag shall be applied for winding and blocking in case of cable damaging.电缆穿过防护管后，应用麻袋条缠绕堵严，以防损坏电缆；cable protective tube更多例句专业释义交通运输工程导线护管