We take a quick look at some of the common air filters available in the market.
我们来看看一些常见的空气过滤器市场上可以买到的。
Applicable for intermediate filtration of Pharmacy, Electronic, Food common air - conditioning ventilation system.
适用于制药，电子，食品行业和空调通风系统的中级过滤。
According to the test parameters, the performance of the heat pump is better than the common air conditioning unit.
通过实验验证，地下水源热泵系统以及地埋管系统均比户型空调机组的性能系数高。
The igniting capacity of electrostatic discharge to space suits is investigated in the condition of pure oxygen and common air.
通过实验研究了在纯氧和普通大气条件下，静电放电对各种航天服的引燃能力。
However, for manufacturers, there is no much difference in the production process and testing method from that of common air filters.
然而制造厂家对其的生产和检测流程与普通过滤器没有大的差别。
In comparing Spaz to other Twitter clients, he touches on the common AIR pain point of not being able to natively interact with the OS.
在将Spaz与其他Twitter客户端相比较的时候，他指出了AIR的一个痛处，就是不能原生地与操作系统交互。
All models have a common air INLET and air OUTLET. This enables additional modules to be connected to add air treatment capacity as operations expand.
所有型式具有一个普通的进气口和出气口，这样其余模块可在运行增大时进行连接，从而增加空气处理能力。
Significant reduction of exposure to air pollution can be achieved through lowering the concentrations of several of the most common air pollutants emitted during the combustion of fossil fuels.
通过降低燃烧矿物燃料期间释放的几种最主要的空气污染物的浓度，能够大量减少对空气污染的暴露。
The immensity of the United States makes air travel common place.
因为美国幅员辽阔，乘飞机旅行很常见。
Common indoor plants may prove to be a valuable weapon in the fight against rising levels of indoor air pollution.
普通室内盆栽植物可能是很有价值的武器，可以用来对付日益严重的室内空气污染。
The ability to see at high speed is common in fast-flying insects; allowing them to escape predators and catch their mates mid-air.
这种能力在能够快速飞行的昆虫当中很常见，让昆虫们逃离掠食者的突袭以及免于飞行时与同伴分离。
The most common symptoms of COPD are breathlessness, or a 'need for air', excessive sputum production, and a chronic cough.
慢性阻塞性肺病最常见的症状是呼吸困难，或“喘不过气来”，痰过多和慢性咳嗽。
Even one of their common names — black limes — conveyed an air of culinarymenace.
甚至它们普通名字中的一个——黑莱姆都传递着一种烹饪的危险品的气息。
The average concentration of ozone, one of the most common pollutants, is about half its level in the early 1990s, when the air was at its dirtiest (see chart).
20世纪90年代，空气污染时最严重时（如图所示），臭氧这种最常见的污染物的平均浓度大约是安全浓度的一半。
The average concentration of ozone, one of the most common pollutants, is about half its level in the early 1990s, when the air was at its dirtiest (see chart).in.
20世纪90年代，空气污染时最严重时(如图所示)，臭氧这种最常见的污染物的平均浓度大约是安全浓度的一半。
The most common symptoms of COPD are breathlessness (or a "need for air"), abnormal sputum (a mix of saliva and mucus in the airway), and a chronic cough.
慢性阻塞性肺病的最普遍症状是呼吸困难(或“透不过气来”)，痰(气管中唾液和粘液的混合体)出现异常，以及慢性的咳嗽。
Episodes of bad weather, particularly thunderstorms, are the most common cause of air traffic delays, Maxson said.
恶劣天气的发生，尤其是雷暴，是导致空中交通延误的最主要原因，马克松说。
A view that is more common in factories or warehouses of exposed pipes wrapped in silver insulation and metal air vents can be seen suspended from the ceiling in the pictures.
从新居照片中可以看到，银色绝缘材料包裹的外露管道和金属通风口从天花板上悬吊下来，这样的景象倒是更常出现在一些工厂或车间里。
The Air Force Distributed Common Ground system is the service's premier globally networked intelligence, surveillance and reconnaissance weapon system, SAIC said.
SAIC表示，空军的分布式通用地面系统是服务一流的全球性网络情报，监视和侦察武器系统。
Dual air bags were added and the automatic seatbelts were replaced with common manual type.
增加了双气囊，自动安全带换成了普通手动型。
"It was an truly amazing sight," he told the Daily Mail. "I've been a fisherman for 20 years and I also kayak out there and it's common to see them twist and turn and shoot through the air."
“这真是令人吃惊的景象，”他对《每日邮报》说，“我当了20年渔夫，常划皮划艇，也经常能看到鲨鱼们游来游去甚至从海面跃出。”
Common methods of cooling the electrodes include air cooling, refrigerating and water cooling.
冷却的通常方法电极包括空气冷却，使冷却和水冷却。
Wind and waves kick up spray, and bits of sodium chloride -- common table salt -- can permeate the air.
海风掀起海浪，溅起层层浪花，同时还溅起少许氯化纳。 氯化钠就是我们平常吃的食盐，在这过程中氯化钠渗透到空气中。
Pigeons and pollution are both common blights in cities around the world, but a group of engineers in London are hoping the birds can help them tackle problems with air quality.
对世界上许多城市来说，鸽子和污染问题都是常见的危害，但伦敦的一群工程师却希望能利用鸽子来帮助解决空气污染问题。
We may take the same bus, in front of you, I'm behind, we only a difference of five minutes, I don't want to be with you in the same city, common at the sunrise, sunset, breathe the same air.
我们可能坐同一路公交车，你在前面，我在后面，我们只相差五分钟，我不想和你在同一个城市里，共同看着日出，日落，呼吸着同样的空气。
Coughing, watery eyes, dizziness, sneezing, feeling tired and suffering headaches can be common signs of poor indoor air quality.
咳嗽、流眼泪、晕眩、打喷嚏、感觉疲倦和头痛皆可视为室内空气质量差的常见症状。
The most common identified bombers included Tu-95 Bear and Tu-160 Blackjack aircraft operating from the Engels air base in Saratov, south of Moscow.
最常见的确定的轰炸机包括Tu-95熊和Tu-160Blackjack飞机，这两架飞机都由莫斯科以南的萨拉托夫州恩格斯空军基地管理。
Foam is the other common type of air in oil. Foam typically refers to the stable layer of relatively large bubbles that accumulate at the surface of a reservoir.
泡沫是指相对较大的泡泡稳定积聚在油液表面。
Still, the new engine gets a 14-to-1 ratio for fuel-air compression, compared with the more common 10-to-1 ratio for engines.
新款引擎的燃料空气压缩率高达14比1，而一般的引擎只有10比1。
Still, the new engine gets a 14-to-1 ratio for fuel-air compression, compared with the more common 10-to-1 ratio for engines.
新款引擎的燃料空气压缩率高达14比1，而一般的引擎只有10比1。
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