inlet unsubmerged culvert non-pressure culvert的意思|示意
美 / /
英 / /
入口无淹涵洞无压涵洞
inlet unsubmerged culvert non-pressure culvert的网络常见释义
无压力涵洞 ...rt 半压力式涵洞 inlet unsubmerged culvert nonpressure culvert 无压力涵洞 inlet unsubmerged culvert non-pressure culvert 无压力涵洞 ..