Top, the calcinator in the sodium tripolyphosphate plant; above, the atomic absorption spectrophotometer, being used in the laboratory.

（上）机一角。（下）检验室中的原子吸收光谱机。

Moreover, based on the merit and the shortcoming of the fluidized calcinator, it provides a new spiral flow calcinator.

于流态化煅炉的优缺点，还提出了一旋流煅炉的设想。