pipe transport of concrete混凝土管: concrete pipe输送: deliver; supply; carry; tran ...混凝土管道输送: piping of concrete混凝土管: concrete pipe (cp)混凝土管道: piping of concrete下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:混凝土管输送，即可在微信中查询翻译
