sediment base gate (bottom outlet)
孔口拦沙坝
sediment storage dam with hole
暂无补充释义。
sediment storage dam with hole
暂无补充释义。
sediment base gate (bottom outlet)
sediment
sediment storage dam with hole【水利】
marine sediment
sediment delivery ratio\nSDR\n水利
urine sediment
sediment
clastic sediment【地质】;fragmental deposit【地质】;