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concrete pipe
el. 混凝土管道
hydroel.st. 混凝土管
tech. 混凝土漏斗; 混凝土导管 (用于水下灌注混凝土)
concrete pipe: 176 phrases in 15 subjects
Architecture2
Bridge construction10
Construction1
Earth sciences4
Ecology1
Electronics3
Engineering geology3
General2
Hydraulics2
Hydroelectric power stations8
Metallurgy2
Oil / petroleum5
Rail transport1
Technology131
Water resources1