Finally arc self-extinction criterion is proposed to compute arc durations under the different conditions, which are corresponded with test results.

最后提出了电弧自熄判据，并以此计算了燃弧时间，与实测时间基本吻合。

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The product adopt outstanding black extinction cloth with soft nap on the inner side, to eliminate the environment light disturbance and the monitor light self-reflection effectively.

产品内侧采用性能优异的黑色消光绒面，有效的消除环境光线的干扰和显示器自身光线的反射。

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Ultra-transparent, super-insulating: its almost glass-like transparency, but also self-destroy the nature of fire extinction, fire prevention materials for the best light.

超透明、超绝缘： 其透明性几乎和玻璃一样，又具有自灭消火的性质，为最优良采光防火材料。

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