A rapid, sensitive, simple and convenient method for the determination of sulfur in foods and vegetables by high frequency induction combustion-infrared absorption photometry is reported.

本文利用高频红外法测定粮食和蔬菜中硫含量，它是一种快速、灵敏和简便的方法。

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The method for setting up the radiant coefficient is put forward to solve the infrared radiation temperature measurement problem for motor combustion gas flow field.

提出了解决发动机燃气流场红外辐射测温时辐射系数设置的方法。

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Infrared sensitive material CaS:Eu, Sm was synthesized by adding sublimate sulphur and using nitrate-urea as raw material system in a low-temperature combustion synthesis(LCS)method.

以金属硝酸盐-尿素作为原料体系，引入了升华硫粉，通过低温燃烧法一步合成了硫化物体系红外响应材料。

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