More severe cases may be treated with a CPAP machine, so named because they maintain constant positive air pressure to the wind pipe to help users breathe easy at night.
严重一点的患者可能就得用CPAP机来治疗了，人们给它取这个名字是因为它能够给气管提供稳定的空气压力，借以帮助患者在夜间呼吸。
In the air compressor control systems, the air compressor vent pipe on the installation of pressure sensor to control the air compressor of pressure.
在空气压缩机控制系统中，采用空压机后端出气管道上安装的压力传感器来控制空气压缩机的压力。
Air pressure forces the water through the pipe.
空气压力使水通过管道。
Safety device: Machine stop at abnormal air pressure, Heating pipe disconnection alarm.
安全装置：机器停在异常气压，加热管断线报警。
In order to reduce the fluctuation of pressure and discharge capacity of the triplex drilling pump, the air accumulator is often fixed on the discharge pipe.
为了降低三缸单作用钻井泵的压力和排量波动，通常在排出管线上安装有空气包。
Any a main air bottle pressure is 0 MPa. Emergency air bottle pressure is also 0 MPa as well as starting art pipe of M/G.
任一主空气瓶内压力为0。应急空气瓶内压力为0。主机起动空气管内压力为0。
Upper and under connection design which avoid water block, keep air smooth in the pipe, sure the pressure balance in the pipe, is good to improve drainage ability.
下部特殊管件设计，消除水舌、水塞、水壅等现象，保持立管内空气畅通，有效保证管道内的压力平衡，可大幅度提高系统的排水能力。
The pressure assist tank make use of service pipe net self's pressure cleverly, to compress the air accumulated in the tank, formatting gigantic potential energy.
助压水罐巧妙的利用自来水管网自身的压力，对水罐内存空气压缩，形成巨大的势能，在冲洗时产生强劲射流。
A second pipe pushes in high-pressure air from a compressor.
第二根管子推进有压缩机产生的高压空气。
Junction with the compressed air pipe and the diameter and length increase, the pressure will drop.
随着压缩空气管和连接处的直径和长度的上升，压力将下降。
With an example of a section of air duct with a tee, analyses the existing problems when adjusting pipe diameter according to the pressure balance formula and the causes.
以一段带三通的并联风管为例，分析了根据该压力平衡公式调整管径时存在的问题及其原因。
After the water quenching of the drill pipe steel grade, the cooling method of drill pipe welds is changed to the quick water cooling instead of the previous high-pressure air cooling.
钻杆钢种水淬化后，焊缝热处理的冷却方式由以前的高压空气冷却转变为快速水冷却。
The structure and principle of jty-1 type air reduction pressure valve for double wind pipe of installation in the raising speed locomotive are described.
介绍了安装在提速机车上专门用于列车双管供风的jty—1型空气减压阀的结构和原理，并介绍了使用、检修及常见故障的处理方法。
The article mainly had a research on the pressure rule inside the hydraulic cylinders when the mud pump has been assembled with air chamber on the suction pipe and stack pipe.
但国内还没有对安装吸入空气包后液缸内吸入压力的变化规律作出理论上的分析。
For the formula which can be taken as the experience formula for analyzing the pressure losing of carbon black and air mixed flow inside the pipe line.
该公式可作为工程上分析炭黑与气体混合流在输送管道中压力损失的经验公式。
The quick trunk injector comprises a reservoir pressure-meter, a spring balance, a transfusion pipe, a liquid valve, an air pinhead and a switch.
快速树干注射器主要由贮液瓶、压力表、弹簧秤、输液管、注药口、气门嘴、注射针头、开关等几部分组成。
This paper analyzed the application case of the components such as anti-backflow equipment or air-pressure tank that using in the pipe network add-pressure water supply equipment.
本文对管网叠压供水设备中的倒流防止器和气压罐等器件的应用情况进行分析。
The check valve avoids refluence of air in pipe - lines and consequent pressure loss in which compressed air is intended to flow in one direction only.
单向阀能防止管路中的空气回流，以及随之而来的因压缩空气朝这一方向流动而产生的压力损失。
When pump delivers water, there will be negative pressure in the water inlet, which can suck air automatically. After gas-water is mixed by the water pump vane, it flows along the horizon pipe.
水泵在常规输送水时，进水口处产生负压，进行自动抽吸空气，气、水通过水泵叶轮混合后，在水平管道中流动。
Pressure water supply equipment using the compressibility of air, water pumps used directly in the water supply system, set up a water pipe network and pumps connected to the pressure tank.
气压供水设备利用空气的可压缩性，在用水泵直接供水的系统中，设置了一个与水泵供水管网相连接的气压罐。
The intake pipe is provided with a regulator which is capable of controlling the flow of the high-pressure air.
引风管上还设有调节器，可以控制进入管内的高压空气的流量。
Air pressure forces the water through the pipe.
承受的压力比大气压力大的空气。
The mounted location of high-pressure safty valve and the connecting position of the control air pipe of air pressure relay of JZ-7 brake system are analysed.
对重联机车中JZ 7型制动机系统的高压安全阀的安装位置及打风压力继电器（调压器）控制风管的连接位置进行了分析、讨论，指出了现有机车中设计、制造上存在的缺陷，并在实际运用中进行了改造。
Air pressure protection device: When the fan doesn't work, or the flue pipe is blocked, or the air pressure is too high, combustion will automatically stop.
风压过大保护装置：当风机故障、烟道堵赛、风压过大时，燃烧自动停止。
Equipped with a ladder into the air shaft, the drainage pipes, duct pressure, fire sprinkler pipe and power cables for safety into the ventilation shaft and exports;
进风立井装备梯子间、排水管、压风管、消防洒水管以及动力电缆等，为进风井兼安全出口；
Equipped with a ladder into the air shaft, the drainage pipes, duct pressure, fire sprinkler pipe and power cables for safety into the ventilation shaft and exports;
进风立井装备梯子间、排水管、压风管、消防洒水管以及动力电缆等，为进风井兼安全出口；
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