In 1911 she was awarded the Nobel Prize for Chemistry for the isolation of a pure form of radium.

1911年，她因分离出纯净的镭而获得诺贝尔化学奖。

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The reaction produces a pure form of hydrogen suitable for fuel cells, leaving behind only magnesium oxide, a relatively benign material, as a by-product.

反应可以生成纯净的氢气，可作为燃料电池的能源，还会生成氧化镁，一种相对无害的物质。

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Biodiesel is used in a range of concentrations; it can be used in a pure form as 100% biodiesel (B100) or blended with traditional diesel to various levels.

生物柴油可以使用不同的浓度，可以用100%的纯生物柴油(B100)或以不同比例与常规柴油混合使用。

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Last time we reach the third law which is telling us that we can't quite get to zero degrees Kelvin .but that as the temperature approaches zero degrees Kelvin, the absolute entropy of a pure substance in perfect crystalline form is zero.

上次课我们得到了热力学第三定律,这个定律告诉我们我们无法,达到0K的温度,但是在我们接近绝对零度的过程中，以完美晶体形式存在的纯物质的绝对熵,也趋向于零。

麻省理工公开课 - 热力学与动力学课程节选

The hazardous compounds are: two forms of hydrazine, nitrogen tetroxide and a pure form of ammonia.

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Chrome OS delivers that ecosystem in a pure form, providing the best possible experience.

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Despite her incredible ignorance, her mind was still sharp, and filled with a pure form of curiosity.

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