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下水管道 xiàshuǐ guǎndào
el. outfall sewer
eng.geol. sewer line
tech. pipe sewer line; sewage line
下水 管 道
: 51 phrases in 10 subjects
Agriculture4
Animal husbandry1
Ecology2
Engineering geology4
Hydroelectric power stations4
Metallurgy1
Navigation1
Oil / petroleum6
Plastics1
Technology27