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chilled steel
construct. ; 淬火〔淬硬,硬化〕钢
met. 冷淬钢; 淬火硬化钢
oil 淬火钢
steel. 淬硬钢
tech. 冷淬钢 (铁); 硬化钢
wind. 冷钢
chilled steel
: 10 phrases in 3 subjects
Metallurgy6
Steel production2
Technology2