The linear rollback method is perhaps the simplest one based directly on air monitoring data.

A housing includes an air inlet , an air outlet and an airflow path there through.

外壳包括空气入口 、 空气出口和空气气流通路.

Sound cover allowsa ducted cooling air outlet , from side only or from both front and back.

隔音罩引导冷却空气从一侧或两侧及背面排出.

It can provide high-pressured clean air when in need and avoid air output bottleneck.

需高压喷气清洁时更能提供高压清洁气流,避免气流瓶颈输出.

Strong freezing system and air output recycling system at high speed.

强劲的冷冻系统,高转速的风量再循环系统.

It must have hit an air pocket.

一定是遇到了一个气潭.

What kind of sensation do you have when the plane drops air pocket?

当飞机突然下降时你有什么样的感觉?

Mike : Don't worry. We just passed through an air pocket. It happens all the time.

别担心. 我们刚经过一个空中气涡. 这是常有的事.

If the plane drops suddenly, it is probably an air pocket ( air current ).

如果飞机突然下落, 可能是碰到了气阱 ( 气流 ).

Every time a plane hits an air pocket, it always dips a little.

飞机碰上气阱总是要下降一些的.

What was that? The plane dropped suddenly. It must have hit an air pocket.

怎么回事? 飞机突然下跌. 一定是遇到了一个气潭.

We had a bumpy flight because of air pocket.

我们的飞行甚为颠簸,因为遇到气穴.

He survived the earthquake after spending 3 days in an air pocket.

他在气窝里度过了3天，得以从地震中幸存。

Contributors identify the major elements of the industrial air pollution situation.

作者指出了工业大气污染中的主要因素.

It is rather important to treat organic waste gas in the air pollution control.

治理有机废气是大气污染治理中极为重要的一部分.

The Air Pollution Control ( Fuel Restriction ) ( Amendment ) Regulation became effective on 1 October 2008.

《空气污染管制 ( 燃料限制 ) ( 修订 ) 规例》于二零零八年十月一日起实施.

The conventional types of air pollution control system is direct-fired incineration, liquid absorption-stripping , active carbon adsorption.

涂装车间目前治理废气常用的方法有:直接燃烧法 、 液体吸收法 、 活性炭吸附法.

The major legislation dealing with air pollution is the Air Pollution Control Ordinance Cap 311.

《空气污染管制条例》(第311章)乃规管空气污染的主要法例.

The author provides some suggestions to perfect the law of air pollution control in China.

在此基础上,对完善中国的水污染防治法提出了一些建议.

As an emerging technology, biofiltration technology has being used in air pollution control processes.

生物过滤技术是一项新兴的废气污染治理技术, 正在逐步得到应用.

At the same time , the techniques of indoor air pollution control are summarized.

综述了各种室内空气污染净化技术, 并介绍了各种技术的优缺点.