双交叉限位控制系统是实现燃烧炉控制的一种新型控制方法，一改以往静态“空燃比限位”的控制方式，实现动态比率限位控制。
Limit control system of expanding double-cross is a new control method, it changes control mode from former static state to dynamic one in controlling limit rate air to fuel.
在燃具上使用双控燃气稳压阀，燃烧工况稳定，适应性强，安全性高。
Applying this valve to gas appliance shows stable combustion condition, strong adaptability and high security.
基于双轴涡扇发动机热力学模型，采用高低压涡轮间补燃的方法，实现了对发动机性能的改善。
On the basis of the thermodynamics model of two-spool turbofan engine, performance of two-spool turbofan engine was improved by after-burning between high and low turbines.
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