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他采集了各種巖石和礦物的樣品.He collected specimens of all kinds of rocks and minerals.硅酸鹽礦物的特點(diǎn)是耐熔和難以分離.Silicate minerals are characteristically refractory and difficult to break down.此硬度計(jì)的依據(jù)是礦物的相對(duì)研磨能力.This scale is based on the relat...

“礦物的”的英語(yǔ)可以翻譯為：mineral ...