The controlling methods of nitric acid tail gas is evaluated, and the ways to reduce the quantity of nitric oxide emission in nitric acid process is explored.
评价硝酸尾气治理方法，探讨硝酸生产中降低氮氧化物排放的途径。
Thus the efficiency of the engine can increase the emission of the tail gas can decrease and the forming of deposits also can reduce.
从而提高发动机高效，降低尾气排放，减少沉积物的形成。
Thus the efficiency of the engine can increase the emission of the tail gas can decrease and the forming of deposits also can reduce.
从而提高发动机高效，降低尾气排放，减少沉积物的形成。
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