protective stake at grade crossing的意思|示意
美 / /
英 / /
平交道口的保护桩
protective stake at grade crossing的网络常见释义
道囗护桩 ... 护模桩,涂面桩 coated pile 道囗护桩 protective stake at grade crossing 砼灌注护桩 bored concrete pile ...
道口护桩 ... side barrier at grade crossing 道口栅栏 protective stake at grade crossing 道口护桩 clearance limit frame 限界架 ...