应该安装一个测试和压力安全阀，确保内部压力能够在维修前得到释放，并作为疏水阀工作的直观显示。
A test and pressure relief valve should be installed to assure relief of internal pressure prior to servicing and as a visual indication of trap operation.
首先，能过作为一个自动逆止阀，防止蒸汽从主蒸汽加热器上倒流到锅炉里。
First: to act as an automatic non-return valve by preventing a backflow of steam from the main steam header to the boiler.
作为一个直接替换阀，现有的管道都可以使用。
你可以加一个调节阀作为流体控制的手段来解决这个问题，你在喂料口上加一个热电偶就可以了。
You can solve this problem by adding a modulating valve as a flow control, which can be a controlled by a thermocouple attached to the feed throat.
我用很长的螺栓作为骨干，并在年底举行的阀芯是一个螺母。
I used a long bolt as a shaft, and the end of the spool is held on with a nut.
hydac插装阀，提供一个标准组件，或作为完整多方面的系统，是所有移动控制广泛应用的理想选择。
HYDAC Cartridge Valves, available in a wide range of standard components, or as complete manifold systems, are ideal for all mobile control applications.
享受多达10个手机号码，和无限的关键词，只要升级到怜(完整版)作为一个安全阀。
To enjoy up to 10 mobile Numbers, and unlimited keywords, simply upgrade to Rei (full version) As a safety valve.
在许多方面，Baelz均优于控制阀的设计，因为几十年的经验，作为一个设计师Baelz热力学系统已被列入。
In many respects, Baelz control valves are superior in design because the experience of decades of Baelz as a designer of thermodynamic systems has been included.
为此，将零过热度时间作为一个重要的指标，用于电子膨胀阀的启动控制；
It is found that the superheat may be zero for a long time. A new index, Zero Superheat Time, was put forward, and applied to the electronic expansion valve control.
为此，将零过热度时间作为一个重要的指标，用于电子膨胀阀的启动控制；
It is found that the superheat may be zero for a long time. A new index, Zero Superheat Time, was put forward, and applied to the electronic expansion valve control.
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