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nickel bronze
archit. 镍铜
el. 镰青铜
met. 镍青铜 (5 ~ 8Ni, 5 ~ 8Sn, 1〜2Zn,少量P,余量 Cu)
steel. 镍青铜
nickel-bronze
tech. 镍青铜
nickel- bronze
: 16 phrases in 4 subjects
Metallurgy5
Nautical1
Shipbuilding1
Technology9