The best matrix developed agent to determine lead is selected after a series of experiments, and the best ashing temperature and atomic temperature are decided.

通过一系列实验，选择了石墨炉法测定铅的最佳基体改进剂，并确定了使用该基体改进剂的最佳灰化温度和原子化温度。

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A large number of experiments show that the analytical results of gold are greatly interfered by the ashing temperature and the decomposition form of plant sample.

通过大量试验表明，植物样品的灰化温度和分解方式对金的分析结果影响很大。

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Flue gas with high temperature in fire box or hot-wind furnace is discharged out by temperature adjusting mechanism so as to prevent the dry ashing of heat exchanger automatically in the invention.

本发明能自动将热风炉燃烧室的高温烟道气通过温度调 节机构旁路出去，防止换热器的干烧；

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