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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If this is a case of testicular seminoma, it is most likely a pure form and classic.

如果这是一例精原细胞瘤，很有可能是一种单纯型和经典型。

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This text adopts the normal PID control firstly, using a pure form method to optimize PID parameters.

本文首先采用常规pid控制，其中参数寻优采用的是单纯形法寻优。

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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.

CNN: Four compounds from shuttle can harm on contact

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

FORBES: Chrome: A Google Eye View

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

NEWYORKER: The Stolen Pigeons