Vent hole是什么意思

网络释义

用法例句

After setting the air hole, the fault is removed.

经增设通气孔后,故障被排除。

Through a model test for Qihe river inverted siphon system, aeration problem and air hole place for a low water head and great flow rate inverted siphon system were studied.

通过南水北调中线工程淇河渠道倒虹吸模型试验 ,对低水头大流量倒虹吸进口掺气及通气孔设置问题进行了研究 ,结果表明 :无论控制闸宜设在上游或下游 ,不存在进口水跃问题 ,上游设闸控制虽有掺气问题 ,但是量小无害 ,因此 ,低水头大流量倒虹吸管进口不需要设置通气孔。

Research on Rammer Vent Holes Ultrasonic Clearing;

为了减小夯锤下落过程中的空气阻力，夯锤都设有通气孔。

Through the model test, under the swirl condition, this text researches on the change law of vent ventilating quantity of level rotary inner energy dissipation discharging hole, the change law of gas pressure in the circ.

研究结果表明自由堰流流态与淹没堰流流态通气孔的风速的变化规律是不同的,前者为排气状态,后者为通气状态:不同通气孔直径时风速与通风量是不同的,且随孔径的变化是非线性的;上、下游水位对通气孔通风量的影响是非常明显的,堰上水头一定,通气量随通气孔直径的增大而增大并趋向于常数,其随下游水位的增大呈指数规律减小:通气孔的长度对风速与通气量有一定的影响;在通风孔的几何尺寸一定时,通风孔的风速与通风量仅取决于起始段面环流空腔内的气体压强的变化规律。

The air passage is called the air bleed.

空气通道叫通气孔。

There are two ports in the valve of an engine.

一台发动机的阀门上有两个通气孔。

The total porosity and the aerate porosity decrease after the rain while the faster available porosity and the slow available porosity increase .

降雨后土壤的总孔隙度下降，通气孔隙下降较明显，同时速效孔隙和迟效孔隙增多。

The Change Law of Gas Pressure in the Circulation Cavity and Ventilating Quantity of Vent Under Swirl Condition;

旋流条件下通气孔通风量和环流空腔内气体压强的变化规律

Gaseous excretion takes place by diffusion through the stomata and lenticels.

气体通过气孔或皮孔释放的方式排出。

A vent to permit the escape of air or other gas.

气孔空气或其它气体通出的通道

To take(something) in through or as through pores or interstices.

吸收通过气孔或空隙吸收（某物）

Propeller fans exhaust air through holes in the wall.

螺旋式通风机从壁孔中排出空气。

There is a vent in the wall.

墙壁上有一个排气 [通风] 孔。

Sweet damp air poured in through the vent.

惬意的、湿润的空气从通风孔里灌进来。

He seemed quite angry. His face was flushed and his cheeks burning.

他仿佛挺生气：面孔通红，脸颊火热。

The holes in Gruyere are due to aeration.

格律耶尔干酪气孔多是由于通风所致。

Improving Growth of Street Trees by Boring the Rhizo$pheric Soil for Aeration

土壤钻孔通气法对行道树生长的改善

To give off(vapor containing waste products)through the pores of the skin or the stomata of plant tissue.

蒸发通过皮肤毛孔或植物组织的气孔散发（含有废料的气体）

Even an air-entraining agent can be used because the minute pores are discontinuous.

甚至可以使用加气剂，因为小的气孔是不连通的。

The act or process of transpiring, especially through the stomata of plant tissue or the pores of the skin.

出汗蒸发的行为或过程，尤指通过植物表面的气孔或皮肤孔蒸发

Performance Analysis of Large-Aperture Receiving and Selection of Aperture Size in Atmospheric Optical Communications

大气光通信中大孔径接收性能分析与孔径尺寸选择

Before first use, please open up the ventilation hole of silicone valve with attached punching bar.

使用说明-购回首次使用前请使用附赠的通孔棒将气孔打通，以利于正常透气。