查询词典 air pressure

Normally closed solenoid valve, coil power, the GATE VALVES armature under the action of electromagnetic force driving the first Vice-valve valve Seti, the main valve on the valve cup of fluid flow out through the Vice-valve, reducing the role of the main valve pressure on the valve cup, when the main valve valve to reduce pressure on the cup to a certain value, the armature driving the main valve valve cup, and use pressure Ershi main valve valve cup opening, medium flow.

常闭电磁阀，线圈通电后，衔铁在电磁力作用下先带动副阀阀塞提起，主阀阀杯上的流体经副阀流走，减少了作用在主阀阀杯上的压力，当主阀阀杯上的压力减少到一定值时，衔铁带动主阀阀杯，并利用压差而使主阀阀杯开启，介质流通。

Coil power, the electromagnetic suction is zero, the Deputy valve valve plug and the dynamic role of the iron core because of spring brought up, the Deputy valve is opened, the main valve on the valve cup of fluid flow out through the SAFETY VALVES Vice-valve, reducing the role of the cup on the valve in the main valve pressure, when the main valve to reduce pressure on the valve cup to a certain value, the use of pressure to push the main valve valve cup, the solenoid valve is opened, media circulation.

线圈断电时，电磁吸力为零，副阀阀塞和动铁芯由于弹簧作用向上提起，副阀打开，主阀阀杯上的流体经副阀流走，减少了作用在主阀阀杯上的压力，当主阀阀杯上的压力减少到一定值时，利用压差把主阀阀杯推起，电磁阀打开，介质流通。& 2 two-pass solenoid valve works &是由中国针型阀网提供的国际阀门新闻，译文仅供参考。另外，中国针型阀网还提供相关产品搜索：针型阀型号、针型阀价格、针型阀技术、针型阀新闻、针型阀生产商等。

In order to maintain the blade of the sword cutter, extended service life, once the best cut-paper no more than 40 mm thick, and cutter on paper pressure should also be appropriate, and generally soft paper need pressure larger, harder materials require relatively little pressure.

为了保持刀片的锋利，延长切纸机的使用寿命，一次裁切的纸张最好不要超过40mm厚，而且切纸机对纸张的压力也应适当，一般较软的纸需要的压力大一些，较硬的材料需要的压力相对要小一些。

In the cutter in use and in order to maintain the blade of the sword cutter, extended service life, once the best cut-paper thickness should not exceed 40 mm, and cutter on paper pressure should also be appropriate, and generally soft paper need pressure larger, harder materials require relatively little pressure.

在切纸机使用中，为了保持刀片的锋利，延长切纸机的使用寿命，一次裁切的纸张厚度最好不要超过40mm，而且切纸机对纸张的压力也应适当，一般较软的纸需要的压力大一些，较硬的材料需要的压力相对要小一些。

Concentrated on the questions of high external water pressure and flow of the deep-lying tunnel, the basic theory and method calculating external water pressure are systematically studied, the high external water pressure of Jinping cascade 2 hydropower station is analyzed and studied in detail.

本文在总结前人研究成果的基础上，围绕深埋隧洞的突涌水和高外水压力问题，系统地研究了深埋隧洞衬砌水荷载和外水压力的作用机理及计算方法等理论，并对锦屏二级水电站深埋引水隧洞的外水压力问题进行了详细的分析和研究。

The method of finite element discrete and optimal parameter back analysis is adopted.(3) Concentrated on the question of high external water pressure of the deep-lying tunnel, the basic theory and method calculating external water pressure are systematically studied.(4) Based on Jinping cascade 2 hydropower station, numerical simulation rain infiltration of seepage field under different drainage pattern and grouting pattern are studied, also, the high external water pressure is analyzed and studied and some seepage control measures are put forward.

2采用有限元离散—优化法进行参数的反演分析；(3)针对深埋隧洞的高外水压力问题，进一步分析和研究了衬砌水荷载及外水压力的作用机理和计算方法；(4)以锦屏二级水电站深埋长引水隧洞作为本文的主要研究对象，采用考虑降雨入渗渗流场分析的方法对排水方案和灌浆封堵方案不同情况下的渗流场的水头分布进行了数值模拟，并对其外水压力进行了分析和研究，提出了渗流控制的具体措施。

Based on the principle of phase equilibrium of fluid, a new model for calculation of pressure distribution in gas condensate well was established in consideration of the effects between temperature and pressure and the effect lead by the change of kinetic energy. The deviation factor is also considered as a function of temperature and pressure in the model.

在流体相平衡理论基础上，综合考虑压力、温度的相互影响及动能变化的影响，同时將流体偏差係数考虑为压力和温度的函数，建立了新的凝析气井井筒压力分佈计算模型。

A computation model of pressure distribution in CO2 gas well is established according to energy balance equation of vertical pipe flow with consideration of the interaction between temperature and pressure, and regarding fluid deviation factor as a function of temperature and pressure.

根据垂直管流的能量平衡方程，综合考虑压力、温度的相互影响，同时将流体偏差系数考虑为压力和温度的函数，建立了二氧化碳气井井筒压力分布计算模型。

Pressure reducing valve is essentially a simple pressure regulator, shown in Figure 9-20 shows a commonly used direct-acting pressure reducing valve structure.

减压阀实质上是一种简易压力调节器，如图9-20所示为一种常用的直动式减压阀的结构。

The Engineer shall measure the RPM of the Main Engine, draft, compression pressure in the cylinder, maximum pressure in the cylinder, load indicator, exhaust temperature, scavenging pressure and temperature, rpm of the supercharger, etc. to grasp the operating condition of the Main Engine, and also calculate

轮机员须测取主机转速、汽缸内的压缩压力、最大爆发压力、负荷指示、排烟温度、扫气压力和温度、透平转速等，获得主机操作工况，同时计算主机输出功率、燃油消耗率、汽缸油消耗率等，根据计算准备&主机输出功率报告&，这些必须经过大管轮的检查和验证，并递交轮机长。

Liapunov—Schmidt method is one of the most important method in the bifurcation theory.

Liapunov—Schmidt方法是分叉理论的最重要方法之一。

Be courteous -- even when people are most discourteous to you .

要有礼貌──即使当別人对你最不礼貌的时候。