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.
介绍了直燃式双进双出钢球磨煤机传动系统随机载荷的测试方法及数据处理步骤。
The testing method and data processing procedure for random load on the transmission system of a BED type ball mill with straight flow are presented.
顶燃式空气、煤气自身双预热热风炉采用了顶燃式燃烧器热风炉专利的燃烧器技术和高温旁通烟道技术。
The top-firing air and gas self-preheating hot blast stove adopts a patented burner and high blast temperature bypass flue.
顶燃式空气、煤气自身双预热热风炉采用了顶燃式燃烧器热风炉专利的燃烧器技术和高温旁通烟道技术。
The top-firing air and gas self-preheating hot blast stove adopts a patented burner and high blast temperature bypass flue.
同时也分析了直燃型双效制冷系统。
Moreover, the double-effect absorption refrigeration system is also investigated .
设计了一种双正激电路的软开关和预燃电路，分析了它们的工作原理，推导了一些关键技术参数的计算公式。
A new sort switch topology of two-switch forward converter and xenon-lamp simmer circuit was designed, the principle of their main circuit was analyzed and some key parameters were calculated.
顶燃式空气、煤气自身双预热热风炉采用了顶燃式燃烧器热风炉专利的燃烧器技术和高温旁通烟道技术。
The top-firing air and gas self-preheating hot-blast stove adopts a patented burner and high blast temperature bypass flue.
顶燃式空气、煤气自身双预热热风炉采用了顶燃式燃烧器热风炉专利的燃烧器技术和高温旁通烟道技术。
The top-firing air and gas self-preheating hot-blast stove adopts a patented burner and high blast temperature bypass flue.
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