The hot air temperature control, combustion-supporting air, gaspressureregulation and the regulation of air-gas combustion ratio in hot air stove system are mainly introduced.
主要介绍热风炉系统中的热风温度控制、助燃空气，煤气稳压调节、以及空气与煤气的燃烧配比调节。
2
This article analyzes the traditional measures of releasing affixed pressure head and introduces the working principle of low and low gaspressureregulation and its application in hig buildings.
分析了消除附加压头的传统措施，介绍了低低压燃气调压器的工作原理及其在高层建筑中的应用。
3
By monitoring the change of internal pressure of batteries, the paper studies the regulation that spirally wound lead-acid batteries produce gas during the charge.