Valves的例句大全

Application of constant flow three-way valves in heating system

供暖系统定流量三通调节阀的应用研究

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No periodic verification and test record on safety valves.

没有安全门定期校验及试验记录。

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The analysis of signals from the compressor valves shows that the spectra and energy of signals from the same part varied significantly under different test parameters or sampling positions.

通过对往复式压缩机实测信号的分析，发现同一部件不同测量位置及测试参数条件下，得到信号的能量与谱型均有较大差异。

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The equipment used to test valve's lagging is designed, and piezo-pump with integral valves as sample is tested.

设计了阀振动滞后性测试装置，以整体开启阀压电泵为模型作了测试。

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Treats test samples with the weld heat-simulation and the aging heat-treatment, studies th brittleness in weld superheated area and the service life of repair welded exhaust valves for the diesel locomotive through metallographic analysis and property test.

本文采用焊接热模拟和时效热处理等方法处理试件，通过金相分析和性能试验，研究了内燃机车排气阀焊修后焊接过热区的脆化及其使用寿命问题。

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According to pressure and displacement, which have been tested, as well as the set point, the system has carried out constant speed control in pressure testing and constant pressure control in stacking testing, through the output of fuzzy control driving servo valves.

根据测得的压力、位移和设定值，通过模糊控制输出驱动伺服阀实现了压力试验时的恒速控制和堆码试验时的恒力控制。

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Introducing the butterfly valves of disc with the whole rubber about its working principle 、 structure characteristic 、 assembly method as well as the formula and experience of the main technological data.

介绍了蝶板包覆橡胶蝶阀的工作原理、结构特点、装配方法及主要技术数据的选取和计算。

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Because the drop height is large and the waterpower condition is complex in the Golmud-Lhasa product pipeline, adopt regulating valves, relief press protection and hurry-up stopping pumps through technological innovation in order to protect the pipeline from water hammer.

鉴于格拉管道落差大、管道的水力工况多种多样等特点，改造后在全线水击保护控制方面采取了调节阀调节、泄压保护、紧急停泵3种主要保护措施保证管道事故工况时的安全。

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Even at this early date he had considerable experience of electronics, having started research on the use of electronic valves for telephone switching in 1931.

他有丰富的电子工作经验，并于1931年开始进行电子管的研究。

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The coefficient of performance of R290/ CO_2 cascaded refrigeration cycle can be enhanced by using rotary compressor without suction and discharge valves and by replacing throttle with expander in CO_2 low temperature cycle.

在CO2循环中可利用无吸排气阀的回转式压缩机，用膨胀机代替节流阀，以提高R290/CO2复叠式制冷循环的性能系数。

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With changing the opening levels, valves can control fluid flow, pressure, temperature and level.

改变调节阀的开度，可以实现介质流量、压力、温度和液位的调节，调节阀的用途十分广泛。

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Regulator valves are used for regulating fluid flow, pressure, temperature, level and other parameters in the field of industrial automation.

调节阀用于调节工业自动化过程控制领域中的介质流量、压力、温度、液位等工艺参数。

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This paper introduces the calculation methods of pressure temperature rating for ASTM materials using in power station valves, and also introduces the relations between pressure and class for high pressure and high temperature power station valves

介绍了电站阀门用ASTM材料的压力温度等级的计算方法及常用高温高压电站阀门压力温度等级与磅级制阀门的关系

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Hydraulic Test Block Valves Applied to Reheater System of Once-through Boilers

水压试验用堵阀在直流锅炉再热器系统的应用

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Study on a Synthetic Test Circuit of the Thyristor Valves

一种晶闸管阀的合成试验回路研究

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At present, the state has issued several standards for the production and test of cylinder valves.

目前，国内对气瓶阀的生产和检验制定了相关标准，但是没有配套的型式试验测试系统来检验。

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Williamson Valves headquartered in Montreal city of Quebec Province, Canada.

威廉姆森阀门工业有限公司总部位于加拿大魁北克省的蒙特利尔市。

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In order to achieve large flow, the open amount of valve must be increased. Therefore, the 2D valve is designed into a large stroke displacement control valves in the structure, to control the opening of main valve.

为了获得大流量，必须加大阀开口量，因此，在结构上把2D阀设计成大行程位移控制阀，来控制主阀开口量。

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In order to facilitate the installation and removal of threaded connection valves, piping system at the appropriate location can be used on pipe joints.

为了便于安装和拆卸螺纹连接的阀门，在管路系统的适当位置上可用管接头。

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The simplified equation for relief valves of LPG storage tanks is got based on the formula sited in "Vessel Safety Technical Inspection Regulation" issued by China National Labor Ministry and also based on the related content of "Fire Protection Specification of Architectural Design".

把国家劳动部《压力容器安全技术监察规程》中安全阀计算公式与《建筑设计防火规范》中的有关内容联系起来，提出了液化石油气储罐安全阀的简化计算公式。

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