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座砖 zuòzhuān
met. nozzle pocket brick; pocket block; well block
tech. brick cup; nozzle seating block; seating brick
【钢】 座砖 zuòzhuān
met. nozzle pocket brick; nozzle seating block; pocket block; well block
座砖: 29 phrases in 5 subjects
Architecture2
Hydroelectric power stations1
Metallurgy15
Oil / petroleum1
Technology10