Not all test levels approach the above steps in the same manner.

并不是所有的测试水平都以相同的方式来达到以上的步骤的。

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Though initiated from the system tests, in both cases the plan has the potential to include test levels other than system testing in order to align these test levels.

尽管是从系统测试开始的，但为了排列这些测试级别，在这两种情况中，计划都有可能包括系统测试之外的其它测试级别。

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Dr.Newman says the diagnostic test can be performed at all levels of the health system, including community settings.

VOA: standard.2010.03.09

But, after strong initial numbers, ratings for its later games, including the championship contest, were barely above test pattern levels.

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Tour de France winner Floyd Landis is maintaining his innocence despite a second positive test for increased levels of testosterone.

NPR: Landis Fired from Team, Faces Tour Title Loss

She has seen the numbers of overweight children rise from fewer than 1% of the test group to levels approaching 20%.

CNN: SPECIAL REPORT: HEALTH