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溶沟 rónggōu
gen. channeling; channelling
bridg.constr. lave ditch
eng.geol. corroded gully; gryke; karst ditch
hydroel.st. karren
oil solution channel
tech. solution groove
溶 沟
: 12 phrases in 6 subjects
Agriculture1
Bridge construction1
Engineering geology3
General1
German1
Technology5