It gives comparison among some methods which are often adopted in the interfacing circuit, and introduces a chip MAX232 of level translation and its application method in detail.

对于硬件接口电路中常用的一些方法进行了简要的比较，并介绍了电平转换芯片MAX232及其应用方法。

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The method for analysis and comparison of level of the standard gauge tolerance for normal products of the cold rolled steel sheets is put up.

提出了一种冷轧薄钢板常用产品标准厚度公差水平进行分析比较的方法。

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By evaluating the nutrition level of 16 lakes and in comparison with other analytical methods, the results show that this method used in the determination of nutrition level of lakes is feasible.

通过对全国16个湖泊富营养化程度的评价，并与其它方法进行比较分析，其结果表示该方法用于湖泊富营养化程度的判别过程是可行的。

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So it makes sense to be able to say, look for many methods I do want to have a way of doing comparison, and I don't have to remember, at top level, what the name of the comparison method was.

所有我需要的对象进行操作，那么就可以这么说了,我想要在很多方法里面，去找做比较的方法，我并不需要记住，每一个比较的方法的名字。

麻省理工公开课 - 计算机科学及编程导论课程节选