Pure substance normally have sharp melting points.

纯质在正常情况下有鲜明的熔点.

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Then the curve charts of the melting - points and viscosity are drawn.

绘出了熔点曲线图及粘度曲线田.

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Ceramics, including glass, are hard, brittle , stiff, and have high melting points.

陶瓷, 包括玻璃, 硬度高, 易碎, 拥有很高的熔点.

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These fats also contain appreciable amounts of fully saturated triacylglycerols and exhibit relatively high melting points.

这些脂肪还含有大量饱和三酰基甘油,熔点较高.

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Their very low boiling and melting points make them refrigerants for low - temperature research ( see cryogenics ) .

它们的沸点和熔点都非常低,因而可以在低温研究中用作致 冷剂.

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Some alloys are difficult to make because the metals in them have different melting points.

有些合金是难以炼制的,因为合金里的金属熔点不同.

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