查询词典 water valve

By connecting the pilot valve of stepping electric motor with machinery and hydraulic servomotor device, it can form the stepping microcomputer-based governor for water turbine.

以工业控制级单片机 80C552 为核心，开发出集测频、调速、调功、开停机操作、故障诊断及与上位机通讯等功能于一体的双微机型电气调节器，并与抗油污能力强、定位精度高、漏油量小的步进电机式引导阀及机械液压随动装置相配接，构成了水轮机步进式微机调速器。

When dropped into a river, PLUG's pumps switch on automatically and begin forcing water into the balloon through a valve.

把这个装置投入河中，水泵就自动开始工作，通过一个阀门把河水注入气球。

CFD simulation is applied to the flow field inside water hydraulics poppet valve, the results are given by visualizing pictures of the velocity and pressure field.

对水压锥阀流场进行了CFD解析，解析结果以可视的速度场和压力场分布给出。

The effects of opening size as well as cone angle on cavitation intensity in the water hydraulic poppet valve were numerically investigated.

为了抑制阀口气穴，对锥阀阀芯形状进行了改进，选择了几种不同的阀芯形状，并分别进行了气穴流场分析和比较，从而获得了优化的阀芯结构形状和尺寸。

The effects of inlet velocity, outlet pressure, opening size as well as cone angle on cavitation intensity in the water hydraulic poppet valve were numerically investigated.

分析了进口流速，出口压力，阀口开度和阀芯锥角对纯水液压锥阀阀口气穴强度的影响。

At present, dealing with the apparatus containing oily water has much kind, mainly nature except that oil tank, swash plate except that oil tank, thick grain take except that oil tank, pressure except that oil tank, make up, degrease device, pressure strain pot and single valve strain pot,etc..

目前，处理含油污水的设备有多种，主要包括自然除油罐、斜板除油罐、粗粒化除油罐、压力除油罐、组合除油装置、压力滤罐和单阀滤罐等。

Examine the safety equipments of boiler, pressure meter indicator, water level indicator, safety valve.

检查锅炉的安全附件是否正常：压力表指示是否正常，水位表指示是否正确，安全阀是否正常，排放是否畅通。

Chapters 1 to make a description of the design , Chapter 2, Chapter 3 and Chapter 4 is the forceful electric power part , Including load calculation, lighting design and the design of Lightning Protection ; Chapter 5 and Chapter 6 is disgen note of the part of fire-fighting and light current , it dosen't need to set fire-fighting by standards, the disgen only sets hydrant button pressure switch , Water flow indicator and Signal Valve , the part of light current disgin only with the laying of pipeline in advance .

第1章绪论对设计进行总的说明，第2章、第3章和第4章为强电设计部分，包括负荷计算，照明系统设计和防雷接地的设计；第5章和第六章为消防和弱电部分的设计说明，消防根据规范不需设置，本设计只对消火栓和喷淋进行相关的设计，弱电部分只进行预埋管设计。

Valves open and close speeds generally no strict requirements, but some conditions the speed of the hoist he special requirements, if any, the prompt to open or PRESSURE-REDUCING VALVE EN200X closed, to prevent an accident, and some require slow and shut down to prevent the resulting water hammer, etc.

一般对阀门的启闭速度无严格要求，但有些工况对启闭速度有特殊要求，如有的要求迅速开启或关闭，以防发生事故，有的要求缓慢关闭，以防产生水击等，这在选用阀门类型时应加以考虑。

high pressure water jet ; pressure-regulating overflow valve ; electric device

能够同时实现高压水射流发生设备调压和溢流的装置，即称为调压溢流

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。