airn.空气；天空；空中；感觉；神态；曲调；装腔作势v.晾干；使通风；广播air cavn.美军空运战斗部队；美军空运侦察部队(空运至战场的美军分遣队)

1. By analyzing the failure cause of boiler air preheater, the measure of preventing it from failure was discussed.
   摘要通过对锅炉空气预热器失效原因的分析，提出了一些防止空气预热器失效的技术措施。
2. The strengthening heat transfer principle of disturbing flowing air preheater has been described.
   本文详细介绍了扰流子空气预热器强化传热过程的原理。