查询词典 air pressure

HVAC piping design with valve selection 1, chiller plant, cooling water between inlet valve design; 2, before the butterfly pumps, filters, pumps after the check valve, butterfly valve; 3, sets, water separator pressure differential between the bypass valve; 4, set, divider into the returning pipe valve 5, the level of dry pipe valve; 6, valve air handling units, filters, electric two-pass or three-way valve 7, fan coil valve (or plus electric two-way valve) Note: The valve is typically used when the diameter is less than 150mm used Handle Butterfly Valve (D71X, D41X); diameter greater than 150mm used worm drive butterfly (D371X, D341X).

暖通空调管道用阀门的选型设计 1、冷冻水机组、冷却水进出口设计蝶阀； 2、水泵前蝶阀、过滤器，闸门水泵后止回阀、蝶阀； 3、集、分水器之间压差旁通阀； 4、集、分水器进、回水管蝶阀 5、水平干管蝶阀； 6、空气处理机组闸阀、过滤器、电动二通或三通阀 7、风机盘管闸阀注：一般采用蝶阀时，口径小于150mm时采用手柄式蝶阀（D71X、D41X）；口径大于150mm时采用蜗轮传动式蝶阀（D371X、D341X）。

After calculates the pipeline pressure to be possible carries on the shaping to the dust remover as well as the air blower.

计算出管道压力后就可以对除尘器以及风机进行选型。

Roof extraction fans were used to establish a negative gauge pressure inside the enclosure, and side wall inlet vents were used for air supply.

屋顶提取球迷被用来建立一个消极的指标内的压力外壳，以及入口侧墙通风口被用于空气供应。

In this study, the influence of H2O and CO2 in air upon the equilibrium temperature and pressure, and the ignition delay time for ethylene combustion were investigated by a kinetics simulation method using a plug flow reactor.

本文用活塞流反应器进行动力学模拟，研究在不同初温、压强和燃气比的条件下，H2O和CO2污染组分对乙烯燃烧的温度、压强和点火延迟时间等特性的影响。

An aircraft's aerofoils are shaped so that air travelling over their top surfaces moves faster than that underneath, creating an area of low pressure.

一片小翼的形状可以是通过它上方的气流比通过它下方的气流速度更快，从而产生下压力。

The flow rate characteristics of these atomizers are studied experimentally, showing that it varies with air-liquid ratio, mixing chamber pressure、ratio of throat length to diameter, converging angle of exit, liquid viscosity and surface tension.

本文第四章对三种气泡雾化喷嘴的流量特性进行了实验研究，得到了气液比、混合腔压力、出口长径比、出口收敛段锥角、液体粘度和表面张力等对流量特性的影响关系。并拟合出了流量系数的无量纲关系式。这些结果可供气泡雾化喷嘴的设计参考。

Hot water at low pressure has continued from that time to occupy a principal place in methods of heating; it is used in radiators, convectors, embedded floor and ceiling heating systems, and as a means of warming air for distribution by fans in a variety of ways.

从此，低压热水开始占据了供热领域的主要地位。热水被用于散热器，对流器，埋入楼层和顶篷的加热系统，以及一种用风扇对暖空气进行分配的方式等多种用途。

Mukamal and colleagues used meterological and pollutant monitors to measure air temperature, barometric pressure, humidity, and a range of pollutants such as fine particulate matter, black carbon, and nitrogen and sulfur dioxides.

Mukamal和他的同事利用气象和污染物监测来衡量空气温度，气压，湿度以及一系列的污染物如细颗粒物、黑碳、氮和二氧化硫。

Mukamal and colleagues used meterological and pollutant monitors to measure air temperature, barometric pressure, humidity, and a range of pollutants such as fine particulate matter, black carbon, and nitrogen and sulfur dioxides.

Mukamal和他的同事利用气象和污染物监测来衡量空气温度，气压，湿度以及一系列的污染物如细颗粒物、黑碳、二氧化氮和二氧化硫。

When the plastic or foil is cut, however, air gets in, equalising the pressure. The coffee then acts like the pile of particles it is, and the brick can change shape.

当塑料袋或铝箔被打开，空气进入，平衡了压力，然后咖啡可以像一堆小颗粒那样移动，同时咖啡袋可以变换形状。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。