Human teeth are harder than gold but softer than pyrite, according to the Mohs Hardness Scale, which categorizes how easily minerals scratch.
根据莫氏硬度表，人类牙齿的硬度比黄金大但比黄铁矿小。
Diamonds are a 10 on the MOHS Hardness Scale which means that they are not only the hardest mineral, but they are actually the hardest substance on earth.
钻石，是对莫氏硬度标度10，这意味着他们不仅是最困难的矿物质，但它们实际上是地球上最困难的实质内容。
Diamonds are a 10 on the MOHS Hardness Scale which means that they are not only the hardest mineral, but they are actually the hardest substance on earth.
钻石，是对莫氏硬度标度10，这意味着他们不仅是最困难的矿物质，但它们实际上是地球上最困难的实质内容。
应用推荐