网络例句
石膏
- 与 石膏 相关的网络例句 [注：此内容来源于网络，仅供参考]
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Second, because gypsum is so soft (it has a hardness of 2 on the Mohs' scale), it can be easily scratched and damaged by tools, boots—even a fingernail.
第二是石膏太柔软以致它很容易被工具、靴子甚至是指甲划伤或损坏。
- 推荐网络例句
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The concept of equivalent rotationally rigidity is offered and the formula of rotationally rigidity is obtained.
主要做了如下几个方面的工作：对伸臂位于顶部的单层框架—筒体模型进行分析，提出了等效转动约束的概念和转动约束刚度的表达式。
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Male cats normally do not need aftercare with the exception of the night after the anesthetic.
男猫通常不需要善后除了晚上的麻醉。
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Its advantage is that it can be used in smaller units.
其优点在于可以在较小的单位中应用。