The conversion efficiency obtained in the test sequence of high to low temperature was higher than that of low to high temperaturesequence. The …
以高温→低温的试验顺序可获得较高的催化剂净化率；
2
The results showed that sequence and way of feeding, reaction temperature, time of aging, stirring speed and drying and calcinations had remarkable influence on the pore structure.
结果表明，加料顺序、加料方式、成胶温度、老化时间、搅拌速率以及干燥焙烧等因素对孔结构均有明显影响。
3
Primary and secondary sequence of parameters is temperature, time, flow rate of hydrogen and nitrogen.