查询词典 water pressure

Based on the presentation of types of pressure reducing valve , how to select the position of pressure reducing valve in building fire water supply system was discussed in the design of No.

在介绍了减压阀类型的基础上，结合南宁世贸商城三号楼设计，探讨了减压阀在建筑消火栓给水系统中的位置选择问题，可供建筑消防给水系统设计和审查人员参考。

RUIAN Dongtian car parts factory industry RUIAN Dongtian car industry Auto Parts Factory in China combined are - Ruian City, Zhejiang Province, was founded in 1983, is located on the southeast coast of Zhejiang Province, west of 104 State Road, north gold Wen Railway and Wenzhou airport, excellent geographical location, transportation convenient, fast, is a company specializing in the production of oil pressure gauge sensor, water temperature table sensors, temperature switches, oil pressure switch, brake light switch, reversing lamp switch, stepper motor, idle speed motors and other electrical products exports backbone enterprises.

瑞安市东田车业部件厂位于中国汽摩配之都--浙江省瑞安市，创建于1983年，地处浙江省东南沿海，西靠104国道，北接金温铁路与温州飞机场，地理环境优越，交通方便、快捷，是一家专业生产机油压力表传感器、水温表传感器、温控开关、油压开关、刹车灯开关，倒车灯开关，步进电机，怠速马达等其它电器产品系列出口的骨干企业。

Saturation vapour pressure; saturated water vapour pressure

一定的温度和气压下，湿空气达到饱和时的水汽压。

This paper propounds an improved kinetic model of monthly potential evapotranspiration ETi:ETi=where i is a number of month, Pi the monthly mean atmospheric pressure,ti the monthly mean air temperature, di the number of days in a month,Ui the monthly mean wind velocity measured at height 10-12m, woi the saturated water vapour pressure at ti,and hi the monthly mean relative humidity.

本文提出了关于月可能蒸散量ETi动力学模型的改进形式：式中，i是月份的编号，Pi是月平均气压，ti是月平均气温，di是月的天数，Ui是在10─12m高度处观测的月平均风速，woi是在温度为ti时的饱和水汽压，而hi是月平均相对湿度。

According to a different purpose, N pinch and can be made of vacuum, pressure, pressure three, Wen stressed the form of a jacket, steam, conducting oil heating, water cooling and so on.

根据不同的使用目的，N捏和机可制成真空、压力、常压三种，温调形式采用夹套，蒸汽、导热油加热，水冷却等方法。

According to different purposes, NH Kneader can be made of vacuum, pressure, atmospheric pressure three; temperature tune the form of the use of jacket, steam, conducting oil heating, water cooling, etc.; material means there is hydraulic, double-cylinder for dumping, Ball material, such as screw extruder.

根据不同的使用目的，NH捏合机可制成真空、压力、常压三种；温调形式采用夹套，蒸汽、导热油加热，水冷却等方法；出料方式有液压、翻缸倾倒、球阀出料、螺杆挤压等。

The purpose of opening the orifice was to sluice. The influence of fluctuating pressure upon the dam was another problem which was concerned by engineer. The paper analyzed Shuangkoudu masonry arch dam. The result indicated that the dam natural frequencies which consider the dam and the reservoir water interaction have great different from the preponderant frequencies of fluctuating pressure, the dam's first rank of vibration was far away from the high energy region of the fluctuating flow, so the sympathetic vibration would not take place.

坝身开设孔口主要目的是为了泄洪，泄洪时水流脉动压力对坝体结构动的影响是设计人员关心的另一课题，论文针对双口渡浆砌石拱坝进行了分析，研究结果表明：在考虑坝体一库水相互作用时坝体自振频率和水流脉动压力的优势频率相差较大，坝体的一阶振动远离脉动水流的高能量范围，二者不会发生共振。

The local stress state is improved because of the valve bearing more equable, and the valve is more secure.(3)The lowest absolute pressure is higher then water vaporizable pressure, so no vibration generated by cavitations.

同时，兼顾到调流阀自身的两个主要矛盾：消能与振动的矛盾、调流与过阀损失的矛盾，从水力的角度对该阀进行了优化设计。

Hose Connection Gauge for Testing Water Supply Pressure in a Building. Includes High Pressure Indicator Hand.

软管连接仪表，用于测试建筑内的水供应压力，配置高压压力计指针。

Average atmospheric pressure, degradation of visibility, daily temperature difference and water-vapour pressure were closely associated with the prevalence of tracheobronchitis. AID can be used to established early-alarming and prediction model.

结论］平均气压、能见度、日较差和水汽压等气象因子与气管支气管炎门诊人数密切相关，可利用AID建立模型，开展预测预报，提醒市民注意防范。

The concept of equivalent rotationally rigidity is offered and the formula of rotationally rigidity is obtained.

主要做了如下几个方面的工作：对伸臂位于顶部的单层框架—筒体模型进行分析，提出了等效转动约束的概念和转动约束刚度的表达式。

Male cats normally do not need aftercare with the exception of the night after the anesthetic.

男猫通常不需要善后除了晚上的麻醉。