Airstaging technique is applied in reconstruction project 1 and coal reburning is applied in project 2.
改造方案1采用空气分级，方案2在1基础上，增加细粉再燃。
2
Micronized coal reburning and airstaging are two kinds of typical in-furnace NO_x reduction technologies with advantages of high NO_x reduction efficiency and cost effective feature.
超细煤粉再燃和空气分级是两种典型的炉内燃烧脱硝技术，具有脱硝率较高，经济性较好的特点。
3
Conclusion Air-infusion CT scan provides detailed imaging for staging diagnosis of esophageal carcinoma.