N-PLURAL the characteristics of a mineral, such as fusibility and flame coloration, that are revealed by the application of heat 吹管试验特性(如熔性、火焰染色等)
N-PLURAL(复数型名词) the characteristics of a mineral, such as fusibility and flame coloration, that are revealed by the application of heat 吹管试验特性(如熔性、火焰染色等)