Warning: file_put_contents(/www/wwwroot/zidian/oumou.cn/cache/7a9094c90272065dcf56d5fa2f97b4a7.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/oumou.cn/index.php on line 58 hull mild steel例句_hull mild steel英汉例句_hull mild steel双解例句_欧米惠必应词典
The materials of the steel plates and hull structural members are normal mild steel and shall comply with the rules of Classification Society if necessary, . 钢板和型材为船用普通的碳素钢，并应满足船级社规范的有关要求。 shipfriends.net