A small hole orifice or restrictor in a component for allowing pressure in the component to be the same as ambient pressure.
部件内，用以使部件内的压力与周围环境压力相同的小孔、或限流器。
Yet pressure from food companies has led to a "minimal" blacklist, allowing the continued sale of cakes and refrescos, says Dr Villa Romero.
然而薇拉•罗梅洛博士(DrVilla Romero)说，来自食品公司的压力导致禁止的食品特别少，甚至还允许继续兜售蛋糕和refrescos。
Essentially, the missing piece of bone in McLeish's left ear was allowing the superior semicircular canal to respond to sound and pressure in abnormal ways.
基本上，McLeish左耳骨头的缺失部分让上半规管对声音和压力做出了异常反应。
He hopes such drawings can act as an escape for urbanites that suffer from the pressure of life and work, allowing them to feel the beauty of the world.
他希望他的漫画，可以成为都市人逃离生活、工作双重压力的一种出口，让重压之下的都市人能停下来感受世界的美好。
The unit's lateral sectors permit selective air pressure adjustment across its entire width, allowing the Air Turn to compensate for cambered webs and uneven tensions.
可通过设备的侧面部分有选择性地进行空气压力调节，使无接触气垫转向器能够补偿翘曲的卷筒纸和不均匀的张力。
Its presence as a liquid phase depends on temperature and pressure conditions in the reservoir allowing condensation of liquid from vapor.
这种液相烃的存在取决于储层中允许液体从蒸汽中凝析出的温度和压力条件。
Which left the can empty inside, allowing the pressure of the air outside the can to crush it.
这就使得易拉罐内部变空，从而让外面的气压将其粉碎。
The aft outflow valve allowing cabin air to exhaust overboard to maintain cabin pressure.
后外流阀允许客舱空气排出到机外以保持客舱压力。
The eustachian tubes connect the middle ears to the pharynx, allowing air pressure on the eardrum to be equalized.
咽鼓管将中耳连接到咽上，可调节作用在鼓膜上的气压。
A clogged pore can only stand so much internal pressure before its walls break, allowing the oil and bacteria to seep under the surrounding skin.
一个堵塞的毛孔的承载量是有限的，当压力过大时毛壁会破裂，油脂和细菌会渗漏到附近的皮肤上。
Designed to test pressure vacuum breakers, reduced pressure backflow preventers or double check valve assemblies, allowing you to eliminate both pressure and differential test gauges.
适用于检测压力真空断路阀，减压防回流阀或双止回阀总成，不再需要压力表和压差表。
The design of the slanting valve trap keeps the valve door tightly closed when the pressure from the backflow gets higher, allowing the valve trap to perform its best function.
活门的斜角位设计，当回流压力越大，活门越能紧闭，发挥最佳的防回流功能。
You can also downshift, to slow down, which puts less pressure on your brakes as a whole, allowing them to have an extended life.
您还可以减挡降速，总的说来，您的刹车受力较小，寿命更长。
Excess pressure unseats the poppet, allowing flow with minimal increase in system pressure.
多余压力从阀门排出，使得流体通过时系统增压最小。
Temperatures this low bring on hypothermia but in controlled conditions it reduces pressure on the brain, allowing it to recover from trauma.
这种温度会导致体温过低，然而控制得当，能减少对脑部的压力，从疾病中恢复过来。
With the regulator adjusting knob turned fully counterclockwise, place both hands on the cylinder valve and open it slowly, allowing the pressure to rise gradually in the regulator.
调整器的调节钮逆时针旋死后，两只手放在钢瓶阀门上，慢慢地开启，使调整器内的压力逐渐增加。
Welding type high pressure check valve is only allowing media to flow in one direction, and stop the flow direction.
焊接式高压单向阀只允许介质向一个方向流动，而且阻止方向流动。
Slim Portable design - New slim design is more discrete and convenient for portability, allowing users to monitor their blood pressure at home, work or anywhere.
轻巧方便携带- - - - -新设计更方便您携带，您可以在家，或者工作地，或者任何地方进行检测。
The pressure driver may further include a mixture control for allowing selective adjustment of the oxygen concentration in pressurized gas delivered to the patient.
所述压力驱动器可以进一步包括混合物控制器，用于允许选择性地调 整传送给患者的加压气体中氧气的浓度。
When these muscles are strong, they work hard for you, taking stress and pressure off the joint, allowing it to heal more quickly.
当这些肌肉变得强壮了，它们更好地为你工作，减轻关节的压力和紧张，帮助它更好康复。
The pressure, stroke, speed, dwell time and shut height can be adjusted according to request, allowing for convenient operation;
压力、行程、速度、保压时间、闭合高度均可按需求调整，方便操作；
The pressure, stroke, speed, dwell time and shut height can be adjusted according to request, allowing for convenient operation;
压力、行程、速度、保压时间、闭合高度均可按需求调整，方便操作；
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