If two mitochondrial DNA sequences differ by a single unit, current guidelines require the analyst to report the comparison as inconclusive.

如果两个线粒体dna的序列差异达到一个单位，目前的指导手册要求分析人员把它当作无效的比较。

youdao

I guess it’s because I moved from a rather large 2 bedroom/2 bath into a small 1 bedroom/1 bath unit and people want to see what it looks like in comparison.

我猜这是因为我是从一个2卧2卫的大公寓搬进了这个1卧1卫的小单元，大家就想对比看看这个小单元到底怎么样。

youdao

Operation conditions, product distribution and product properties were analyzed based on the comparison of unit evaluation and design data.

根据装置标定和设计数据的对比，对有关操作条件、产品分布及产品性质等进行了分析。

youdao

Its NBCU unit is relatively small by comparison, but offers room for improvement and enjoys low expectations.

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They've posted up an unboxing of their unit, along with the inevitable comparison shots with other gaming peripherals, TV remotes and slices of bread, etc.

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Some buyers are reporting a yellow tint to their screens -- probably not enough to notice without another unit side-by-side for comparison, but real nonetheless.

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