1) F secondary air declination
F层二次风下倾
1.
The simulation results are verified by field experiments and it shows that F secondary air declination prolongs the flame path of primary coal/air flows,extends the reduction zones,increases the residence time of coal particles in the flame,and delays the mixing of primary air with the secondary air.
本文通过数值模拟和在实际锅炉上的试验,研究了310 MW Foster Wheeler技术W型火焰锅炉F层二次风下倾15°对炉内燃烧过程的影响。
2) declining the secondary air
二次风下倾
3) two hop-F
F电离层二次反射波
4) subordinate level
下位层次
1.
But in subordinate level, these deixis have both similarities and differences in their central members and peripheral members.
两种语言的下位层次的指示在典型代表和非典型代表上既有相同之处,也有不同之处。
5) subterranean layering
地下层次
6) secondary stuff-assignment
二次下料
补充资料：F层
见电离层结构。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条