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

（上）焙烧一角。（下）检验室中的原子吸收。

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

化煅烧炉的优缺点，还提出了一种新型旋煅烧炉的设想。