除了取样错误之外，问题之文字表述、实际执行之困难亦会造成错误或偏诱，以致结果失真。
In addition to sampling error, question wording and practical difficulties in conducting surveys can introduce error or bias into the findings of public opinion polls.
这组人员更常见的辩解是，科研工作是如此的困难——取样大，分析难——以至于大多数成果最终得出的结论是错误的。
The group's more general argument is that scientific research is so difficult-the sample sizes must be big and the analysis rigorous-that most research may end up being wrong.
该类型的不匹配产生的主要问题是在运行时会产生失败，但也不会一直失败，这使得取样测试(sniff test)可能会遗漏错误。
The major issue with this type of mismatch is that the failure happens at run time and will not consistently fail, making it possible for a sniff test to miss the problem.
当应用具有用来注入、血流动力学监测和血液取样额外腔的临时气囊起搏导管时，还有连接错误的风险。
There is also a risk of misconnection when using a balloon temporary pacing catheter that has an extra lumen for infusion, hemodynamic monitoring or blood sampling.
您可以借由增加负载测试的取样率修正此错误。
You might be able to correct this error by increasing the sample rate for the load test.
这个错误表示测试控制器无法以负载测试的指定取样率，从所有电脑收集效能计数器结果。
This error indicates that the test controller was not able to collect performance counter results from all the computers in the specified sample rate for the load test.
这个错误表示测试控制器无法以负载测试的指定取样率，从所有电脑收集效能计数器结果。
This error indicates that the test controller was not able to collect performance counter results from all the computers in the specified sample rate for the load test.
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