Such substances are liable to spontaneous heating or to heating up in contact with air and then liable to catch fire.

物质可能自我发热，或因为与空气接触而发热而可能引起燃烧。

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Spontaneous heating equipment to electrical stone as the core, and nanometer materials made of biological function with high-tech products.

自发热护具以电气石为核心，与纳米生物功能材料结合制成的高新技术产品。

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The results of an experiment in self- heating of ore and examples of ore spontaneous combustion were given to prove the mathematical model.

文中还利用矿石自热实验和自燃实例，验证了这个模型的正确性。

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