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fire assay ['faɪ(ə)rə'seɪ]
auto. 燃油可燃性试验
met. 火试金; 试金分析法; 试金〔燃烧〕分析; 火〔干〕试; 着火性试验
tech. 火法试金; 火法化验
fire assay
: 4 phrases in 2 subjects
Metallurgy3
Technology1