It requires that a test specimen be installed in a horizontal (ceiling) position and then be exposed to a gas burner flame.

这种方法要求被测试样安置在地面或者天花板上，然后面向燃气火焰。

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It requires that a test specimen be installed in a horizontal (ceiling) position and then be exposed to a gas burner flame.

当样品被加热的时候，用一台氧气分析仪测量样品的热释率。

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It requires that a test specimen be installed in a horizontal (ceiling) position and then be exposed to a gas burner flame.

当样品被加热的时候，用一台氧气分析仪测量样品的热释率。

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