原文：
           液化气专用阀在蒸汽加热系统中起到阻汽排水作用，选择合适的液化气专用阀，可使蒸汽加热设备达到最高工作效率。要想达到最理想的效果， 球阀就要对各种类型液化气专用阀的工作性能、特点进行全面的了解。

　　液化气专用阀在蒸汽加热系统中起到阻汽排水作用，止回阀 选择合适的液化气专用阀，可使蒸汽加热设备达到最高工作效率。要想达到最理想的效果，就要对各种类型液化气专用阀的工作性能、闸阀特点进行全面的了解。

　　液化气专用阀的品种很多，各有不同的性能。选用液化气专用阀时，首先应选其特性能满足蒸汽加热设备的最佳运行，然后才考虑其他客观条件，这样选择你所需要的疏水阀才是正确和有效的。

　　液化气专用阀要能“识别”蒸汽和凝聚水，安全阀才能起到阻汽排水作用。“识别”蒸汽和凝聚水基于三个原理：密度差、温度差和相变。于是就根据三个原理制造出三种类型的液化气专用阀，分类为机械型、热静力型、热动力型。的品种很多，各有不同的性能。选用液化气专用阀时，截止阀首先应选其特性能满足蒸汽加热设备的最佳运行，然后才考虑其他客观条件，这样选择你所需要的疏水阀才是正确和有效的。

　　液化气专用阀要能“识别”蒸汽和凝聚水，才能起蝶阀到阻汽排水作用。“识别”蒸汽和凝聚水基于三个原理：密度差、温度差和相变。于是就根据三个原理制造出三种类型的液化气专用阀，分类为机械型、热静力型、热动力型。

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译文：
            Dedicated liquefied petroleum gas valve in the steam heating system in a waste air drainage, select the appropriate dedicated LPG valves, steam heating equipment can achieve maximum efficiency. To achieve the best results, necessary for all types of performance LPG Check Valvesdedicated valve, features a comprehensive understanding. Dedicated liquefied petroleum gas valve in the steam heating system in a waste air drainage, select the appropriate dedicated LPG valves, steam heating equipment can achieve maximum efficiency.Ball Valves To achieve the best results, necessary for all types of performance LPG dedicated valve, features a comprehensive understanding. Dedicated LPG valve many varieties, each with different performance. Special use liquefied gas valve, the first of its characteristics should be selected to meet the steam heating equipment, the best Gate Valvesrun, before considering other objective conditions, such choices you need to trap is the correct and effective. Dedicated liquefied petroleum gas valves Butterfly Valvesto be "identified" steam and condensation of water can play a blocking air drainage. "Recognition" and condensation of water vapor based on three principles: the density difference, temperature difference of change. So on the basis of three principles of creating three types of liquefied gas special valve, classified as machine type, thermal static type, thermal power type. Many varieties, each with different performance. Special use liquefied gas valve, the first of its characteristics should be selected to meet the steam heating equipment, the best run, before considering other objectivePlug Valves conditions, such choices you need to trap is the correct and effective. Dedicated liquefied petroleum gas valves to be "identified" steam and condensation of water can play a blocking air drainage. "Recognition" and condensation of water vapor based on three principles: the density difference, temperature difference of change. So on the basis of three principles of creating three types of liquefied gas special valve, classified as machine type, thermal static type, thermal power type.

原文来源：http://www.1diefa.com/

2010-08-18 07:01

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