布尔代数上保序对合映射与对称运算等价；

The order-preserving doubly mapping on a Boolean algebra equivalents to symmetry operation;

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通过实例计算，分析和说明了电力系统谐波和负序对大型水轮发电机的影响。

The practical examples are given to analyze and illustrate the effect of the harmonics and negative sequence on large hydro generators.

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以不同类型水稻品种为材料，分析了稻穗颖花开花日序对籽粒胚乳细胞数和米质形成的影响。

Using different rice cultivars as materials, effect of flowering sequence on endosperm cells (ECs) and grain quality was analyzed.

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So the integers are totally ordered the reals are totally ordered lots of things are, the rationals are totally ordered.

对正数来说,这样的序列是排好序的,对实数也是如此,对很多事情都是如此。

麻省理工公开课 - 计算机科学及编程导论课程节选

All right, so the bonding order, you're correct, should be 2, if we subtract the number of bonding minus anti-bonding electrons and take that in 1/2.

好，你们是对的，键序为，如果我们用成键数,减去反键数除以2。

麻省理工公开课 - 化学原理课程节选

So if you now reverse the story that we're telling here, what was the next line supposed to be after sorting left half?

回退到这个过程中来，在对左半部分排完序后，下一步该做什么呢？

哈佛公开课 - 计算机科学课程节选