“矿物的”造句
2024年07月04日 14:30:26
他采集了各种岩石和
矿物的样品.
He collected specimens of all kinds of rocks and minerals.
硅酸盐
矿物的特点是耐熔和难以分离.
Silicate minerals are characteristically refractory and difficult to break down.
此硬度计的依据是
矿物的相对研磨能力.
This scale is based on the relative abrasiveness of minerals.