By the relevant authority testing unit test each index all surpasses the national standards.

经有关权威检验单位检测各项指标均超越国家标准。

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Test principle, testing the step, and precautions of every index.

各项指标的测试原理、测试步骤、和注意事项。

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Test principle, testing the step, and precautions of every index.

各项指标的测试原理、测试步骤、和注意事项。

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