The article have puts forward the solution to the low combustion efficiency and seriously polluted problem of the coal in our country.
燃烧后的除尘技术与煤炭的转化技术，针对我国煤炭的燃烧效率不高和污染严重问题提出了解决方案。
High carbon content in fly ash not only results in the low combustion efficiency, but also limits its utilization as construction materials.
锅炉飞灰中含碳量高不但导致了锅炉燃烧效率的降低，也限制了飞灰的再利用。
Physicochemical properties and combustion mechanism of boron are introduced. Long ignition delay time and low combustion efficiency are due to the properties of boron itself.
介绍了硼的物理化学特性和燃烧机理，硼的点火延迟期长、燃烧效率低是由其本身的特性所决定的。
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