Thus, if the matching reference blend is made up of 15% nheptane and 85% isooctane, the test sample is rated 85 motor or research octane number, according to the test method used.

这样，依照实验方法，如果匹配的参考混合物由15%的正庚烷和85%异辛烷组成，那么按照所用的实验方法，对比实验样本的辛烷值就是85 。

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I stumbled upon this curious blend of biology and fable during a wintry campus visit to Harvard's Farlow Reference Library and Herbarium a few years ago.

在多年前一次冬令营期间，对哈佛大学法洛参考图书馆和隐花植物标本室的参观中，我偶然发现这个稀奇古怪的生物学+童话的组合。

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In addition, some useful thermodynamic property data of typical blend refrigerant are listed for reference.

另外，列表给出了几种典型的二元混合制冷工质的热物性数据，可供参考。

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