额定压力

压头的额定压力为2500kN；

The press head has 2 500 kN rated press .

额定压力不能高于热水器参数板上显示的工作压力。

Must not be rated higher than the working pressure shown on the data plate of the water heater .

根据克拉珀龙方程、分子流运动论的Knudsen公式等理论，确定达到额定压力（真空度）所需的时间（即装置的起动时间）。

The time which the vacuum degree can reach the decided value ( i.e. starting time of the equipment ) is calculated by Clapeyron ′ s equation of gas state , Knudsen theory of molecular flow and etc.

青铜额定压力阀门的压力／温度额定值？

Pressure / temperature ratings for bronze pressure rated valves ?

燃具设计额定压力与工作额定压力

The Nominal Design Pressure and the Nominal Working Pressure of Gas Appliances

燃气用具工作额定压力的确定

Determination of Nominal Working Pressure of the Gas Appliances

在关闭位置，所有阀门都具备承受完全的反向额定压力的能力。

All valves are rated for full reverse pressure in the closed position .

在钢瓶连接到较低额定压力的回路时，使用调整器和减压装置。

Use regulators and pressure relief devices when connecting cylinders to circuits having lower pressure service ratings .

额定压力及温度正常压力和温度

Normal pressure and temperature

容器的产品容量有它的水容积和额定压力来决定。

The quantity of product a container can hold is determined by its water capacity and pressure rating .

通常用作额定压力阀门的阀杆材料的硅青铜比普通黄铜具有更好的抗应力腐蚀裂纹的性能。

Commonly used as stem material in pressure-rated valves , silicon bronze has greater resistance to stress corrosion cracking than common brasses .

所有美国尼伯科额定压力青铜闸阀、截止阀、止回阀和青铜球阀都是在美国德克萨斯州的尼伯科工厂制造。

All NIBCO pressure-rated bronze gate , globe , check and bronze ball valves are manufactured in NIBCO 's Nacogdoches , Texas , plant .

潜水表进行15天的气体超压测试，实际使用的气体压力为额定压力的1.25倍。

The watch is subject to the overpressure of gas which will actually be used , i.e.125 % of the rated pressure , for15 days .

在负载工作状态下，上顶栓降到混炼室内，使物料在额定压力下塑炼或混炼。

Under the loaded working state , the top peg will descend into the mixing chamber , and have the material plasticated or mixed under rated pressure .

钢瓶的气体容量由压力、温度、钢瓶尺寸和钢瓶的额定压力来决定。氢的分子式是H2.。

The amount of gas in a cylinder is determined by the pressure , temperature , cylinder size , and cylinder pressure rating . The molecular symbol for hydrogen is H2 .

在进行发动机与液压传动装置进行参数匹配时，将满铲时的平均载荷与液压传动装置的额定压力及发动机的额定功率相匹配。

The average full load of the excavator matches with the promised pressure of the hydraulic sets and the promised power of the engine in the parameters-match between the engine and hydraulic sets .

容器能够容纳的产品数量由它的额定压力和内容积决定。一般来说，压力约高，钢瓶内装的氧越多。

The quantity of product a container can hold is determined by its pressure rating and internal volume . Generally the higher the pressure , the more oxygen is contained in a cylinder .

文章通过试验数据和理论计算等分析了影响提高齿轮泵额定压力的因素，提出了影响齿轮泵上压力等级的关键因素是轴承比压和泵的整体刚度，并给出了一些方法。

It puts forward the key factor which influences of enhancing pressure of gear pump is the bearings ratio to press and the whole stiffness of gear pump , and gives some methods .

而供料器和空压机的选择则应依据额定压力值、空气泄漏量、压力降、流量控制等综合因素来确定。

And in the selection of the feeder and the air compressor , the rated pressure value , air leakage , pressure drop , flow control etc. are the factors to be depend upon for determination .

实验结果表明：在齿轮泵内部加入一个微型滤波器后，在额定压力2.5MPα下，噪声下降了5&8.8dB（A），脉动减小了31%。

The experimental results show that when a small muffler is mounted within the pump , the noise can be reduced by 5.0-8.8 dB ( A ) and the ripple by 31 % at 2.5 MPa .

深层稠油油藏由于储层埋藏深、原油粘度高，油层有效吸汽所需的注汽压力往往高于常规注汽锅炉出口的额定压力，导致注气效果较差。

Regarding deep heavy oil reservoir , gas injection effect is worse because of its deep deposition , high viscosity , the higher gas injection pressure required for reservoir to efficient suction than normal rating discharge pressure of boiler .

在额定工作压力和静液压试验压力2种情况下，采用ANSYS分析软件对双闸板防喷器承压主壳体进行了有限元分析计算，证明有高应力区。

ANSYS is adopted to do analytical calculation for the BOP casing with twin-ram block under two cases of rated working pressure and static hydraulic tests .

DOT-4L，随后是以磅每平方英寸为单位的额定工作压力。

DOT-4L followed by the service pressure rating in pounds per square inch .

额定工作压力20吨，冲压速度达到600次/min，最高速度能达到1000次/min。

The stamping speed can be reached at 1000 times / min , and the rated working pressure can be reached to 20 tons .

其结果是软管和接头的组合，执行到额定爆破压力和100%的完整的软管总成的性能保证。

The result is a hose and fitting combination that performs to rated burst pressure and assured of100 % performance of the complete hose assembly .

显象管偏压统调电路软密封闸阀不应安装在使用压力可能超过其额定工作压力的管路上。

Kinescope bias tracking circuit The soft-sealing gate valve should not be used on pipeline in which running pressure may be over the rated pressure .

针对195/60R14子午线轮胎建立了三维非线性有限元模型，着重研究了额定充气压力及静载荷作用下帘线承受拉应力和剪应力的基本特征。

3D nonlinear FEM analysis for 195 / 60R14 radial tire was conducted . Under two loading conditions , the fundamental characteristics of cord tensile stress and shear stress were studied , respectively .

由于高压油管路径长、接头多，额定油压力高，高压油管崩脱、接头渗油现象十分普遍，影响断路器的正常运行。

The HP oil pipes , with great length , a large number of joints and high rated oil pressure , often break off and experience oil leakage at joints , which impacts the normal running of the circuit breaker .

然后继续进行额定水试验压力。

Then carry out the test at the rated water overpressure .

按系统正确的额定值更换压力盖。

Replace cap with the correct rating for the system .