“礦物的”造句
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
礦物的特點是耐熔和難以分離.
Silicate minerals are characteristically refractory and difficult to break down.
此硬度計的依據是
礦物的相對研磨能力.
This scale is based on the relative abrasiveness of minerals.