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- primary combustion air 一次空气
- The fuel used for heating is either blast furnace gas or coke oven gas. The combustion air is always preheated to improve fuel utilization. 用来加热的燃料不是高炉煤气就是焦炉煤气。燃烧用风通常要预热，以提高燃料的利用率。
- Manual or motorized designs used to control combustion air up to 25 PSIG (1.7 bar) service. 手动或电动调节设计用来控制压力高达25 PSIG (1.;7 bar)的助燃空气或燃气。
- By regulating the combustion air and burning the first to obtain the best combustion parameters. 通过调节燃烧空气和燃烧头，可以获得最佳的燃烧参数。
- Therefore, the process feed, combustion air, and fuel gas should be preheated as much as possible before considering steam generation in the convection section. 因此，在考虑通过对流生产蒸汽之前，应尽量将过程原料、燃烧空气和燃料气进行预热处理。
- The SO/SB Shutoff Regulator is used in the gas line to automatically shut off the fuel when the combustion air or any remote signal pressure drops below a predetermined limit. SB切断阀用于燃气管线自动切断燃料，当助燃空气或者任何采样信号的压力低于预设定极限值时，安全且短阀都会自动切断燃料的供应。
- By analyzing the operation process of HI TEMP tunnel kiln in home,the thesis puts forward many improving methods and proposes to the fuel, atomizing medium, combustion air and burner etc. 本文通过分析比较国内高温隧道窑的运行操作情况，结合生产实践及对比试验，对影响高温烧成稳定的因素如燃油、雾化介质、燃烧设备、助燃空气等提出了改进办法和建议。
- The high blast temperature technology by top combustion preheating furnace preheating the intensifying combusted air is used for the hot stoves of New No.2 and No.3 BFs in Angang. 鞍钢新2号、新3号高炉热风炉应用了顶燃式预热炉来预热助燃空气的高风温技术。
- ANALYSIS AND TRANSFORMATION OF HEAVY OIL COMBUSTION AIR PREHEATER 重油燃烧空气预热器的分析和改造
- The disease is still in its primary stage. 这疾病仍然在初发阶段。
- The little boy left primary school at eleven. 这个小男孩十一岁时小学毕业。
- Sure. We are friends since primary school. 当然，我们从小学就是朋友了。
- Influence of Rotation of Combustion Air on Low Pressure Air Atomizing Burners 助燃空气的旋转对低压空气雾化燃烧器的影响
- I started primary school when I was 5 years old. 我五岁时开始读小学。
- A primary cause of Tom's failure is his laziness. 懒惰是汤姆失败的主要原因之一。
- Primary school teachers use a lot of visual aids. 小学教师使用大量的视觉教具。
- Love and hatred are primary emotions. 爱和恨是基本的情感。
- Affecting factors on primary combustion ejection efficiency of boron-based fuel-rich propellant 含硼富燃料推进剂一次燃烧喷射效率影响因素分析
- The Democratic primary was held this month. 民主党候选人初选於本月举行。
- Keywords boron-based fuel-rich propellant;primary combustion;ejection efficiency; 关键词含硼富燃料推进剂;一次燃烧;喷射效率;
