By repeated testing, the design system above keeps the steady running on the conditions of connecting the external equipments and supplying power longtime.

通过反复测试，所设计的能源监控系统在连接各种外设并长期上电的状态下，能够保持良好稳定的运行效果。

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Testing of atmospheres is conducted, verified and repeated as often as defined by the risk assessment.

气体已经按危险性评估的要求进行过反复的测试和验证。

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This system improves measurement precision by averaging the testing values of repeated measurements.

系统采用多次测量取平均值，大大提高了测量精度。

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There have been repeated warnings from teachers' unions about the stress caused by increased workloads, a culture of testing and inspections, and unruly behaviour by pupils.

BBC: Sickness toll among teachers