速英语 / “釉质”造句

“釉质”造句

2024年06月17日 21:58:30
釉质是身体中最硬的组织最富于钙质.
Enamel is the hardest structure of the body and the richest in Calcium.

洗牙会对牙釉质造成伤害 吗 ?
Does the meeting that wash a tooth cause harm to enamel?

采用维氏显微硬度仪测定经饮料浸泡后牙釉质表面显微硬度的变化.
The enamel surface microhardness was measured by a Leitzs microhardness tester.

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