The method of grinding wheel wear test and error compensation is presented based on acoustic emission technique in this paper.

提出了一种基于声发射检测技术的砂轮磨损测量及加工误差补偿系统。

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For example, you test after you discover and correct specific error conditions.

例如，在您发现并纠正具体错误情况之后进行测试。

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This article explains how you can capture the problems view and the error log of the application under test, filter them, and customize them to determine problems and identify defects.

本文向您解释了，怎样获得问题视图以及测试程序的错误日志，怎样筛选它们，以及定制它们以决定问题和分析缺陷。

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I spotted an error here, I could have spotted it by running it on different test sets, and using prints things, another way of doing it, but this idea of at least simulating it on simple examples lets you check a couple of important questions.

操作么？我在这里发现了一个错误,我也可以通过运行不同的测试集，或者运用print声明来发现这个错误，但是至少应该用简单的例子来手工模拟下,代码的思想可以让你,对一些很重要的问题进行检验。

麻省理工公开课 - 计算机科学及编程导论课程节选

In fact, the genome resembles nothing so much as a hodgepodge of borrowed, copied, mutated, and discarded sequences and commands that has been cobbled together by millions of years of trial and error against the relentless test of survival.

FORBES: The Myth ... of the Myth of Junk DNA

Suppose we have found an error, we fix the code and re-test everything.

FORBES: Machiel van der Bijl On Automated Software Testing

The UKFPO announced on Tuesday that it had discovered "a potential error in the scanning process of the situational judgement test" and promised to manually re-mark all the affected sheets within a week.

BBC: Junior doctor