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堵塞物 dǔsèwù
gen. bulkhead
hydroel.st. stemming; plug; stem; plugger
life.sc. obstruent
tech. plugging material; tamper
泵阀中的堵塞物 dǔsèwù
tech. gag
堵塞物: 16 phrases in 6 subjects
Automobiles1
Explosives and Explosive Ordnance Disposal1
General3
Metallurgy1
Oil / petroleum3
Technology7