bottom sluice gate

E-C

un.

泄水底孔

1.	底部泄水闸门 gate-英汉词典-英中字典... ... bottom sector gate 底部扇形闸门 bottom sluice gate 底部泄水闸门 brass gate valve 黄铜门阀 ... www.fastdict.net\|Based on 3 pages
2.	泄水底孔闸门在线词典-... ... bottom sector gate 底孔扇形面积 bottom sluice gate 泄水底孔闸门 bulkhead gate 检修门,预备门,堵水门，闷头 ... www.waterpub.com.cn\|Based on 1 page