该针的针柄或针尾设有空气过滤装置和防反流装置。
The needle handle or needle end of the needle is provided with an air filtering apparatus and a back flowing preventing apparatus.
工厂的维修人员已认识到，一个总的集中空气过滤装置不可能始终高效率运转，其滤芯更换周期会引起压缩空气质量的变化。
It has been recognized that a centralized air filter is not running at high efficiency at all times or its cleaning cycles cause variation to the quality of pressurized air.
卫生部重点准备那些带过滤装置的口罩，这种口罩的过滤器可以防止人吸入空气中的一些微粒。
The Department of Health has focused on getting what are known as respirator masks. These have filters, which stop a person breathing in some particles in the air.
空气压缩机使用的除尘过滤装置原设计多为纸质滤芯除尘。
The use of air compressor dust filter device more than the original design for paper filter dust removal.
在多数商用飞机上，至少有一半空气是来自于飞机外部，而且都经过了一种高效空气净化装置的过滤。
On most commercial planes, at least half of the air comes from outside the aircraft and passes through a high-efficiency particulate air, or HEPA, filter which removes contaminants
如果压缩空气系统中液态水问题突出，则需要采用凝结水过滤器或排水装置加以脱出。
If the compressed air system problems, need liquid water by condensation water filter or the drainage device to emerge.
需要处理的液体量较大的过滤器和分离器都采用自动排放方式，如压缩空气的一级过滤装置、凝结物过滤器和分离器。
Need to deal with large amount of liquid separator filters and all adopts automatic emissions way, if the level of compressed air filter device, condensation content filters and separator.
这些过滤装置将未燃烧的一氧化碳含量降至最低，降低空气污染。
These filters reduce air pollution by minimizing the discharge of unburned carbon monoxide.
滤毒罐防毒面具的一部分，含有过滤装置，能将有毒成分从空气中除去。
The part of a gas mask that contains the filter for removing toxic agents from the air.
ACF式自洁式空气过滤器件由粗过滤器、滤筒、净化室、脉冲自动清洗装置等组成。
ACF filter is made of rough filter, filtering cylinder, clean component, and impulse automatic cleaning unit.
一种强场电介质空气过滤系统包括安装在空调装置的回风管的入口处的用于壁或天花板的周界框架。
An intense field dielectric air filtration system includes a perimeter frame for wall or ceiling mounting at the inlet of a return air duct for an air conditioning apparatus.
同时，由于本发明的新风换气机中设有过滤装置和第三开口，因此，可以对进入室内的空气进行净化处理；
Meanwhile, air entered into the room can be purified because of a filtration device and a third opening set inside the fresh wind ventilator;
大部分的商业飞机上，至少有一半的空气来自飞机外面，并经过高…也叫HEPA，过滤装置。可以去除污染。
On most commercial planes, at least half of the air comes from outside the aircraft and passes through a high-efficiency particulate air, or HEPA, filter which removes contaminants.
本实用新型是用于给水设备的空气过滤灭菌装置。
The utility model relates to an air filtering and sterilizing apparatus for water supply device.
棉质纱布过滤(股票更换过滤)，看起来几乎相同的一篇论文的建立空气过滤器，过滤装置，棉质纱布附于持票人。
Cotton gauze filter (stock replacement filter). Looking almost identical to the set up of a paper air filter, a cotton gauze filter is fitted and enclosed to a holder.
整套空分装置中的空气过滤器、空气冷却塔、水冷却塔、分子筛吸附器、分馏塔等系统设备可自行完成制造；
Air filter equipment, air cooling tower, water cooling tower, molecular sieve absorber and fractionating tower in air seoaration plant can be manufactured in the company.
空气过滤器减压阀，电磁阀，阀位反馈装置，阀门定位器，快速排气阀。
Air filtering pressure reducing valve, solenoid valve, valve location feedback device, valve gate locator, quick exhaust valce.
本空气过滤器包括附着装置（31），该附着装置适于将处于过滤器本体的至少外围部中的纤维附着到通道形件（28）的壁表面上。
The air filter comprises attachment means (31 ) which is adapted to attach fibres in at least a peripheral portion of the filter body against a wall surface of the channel-shaped element (28).
箱盖采用透明材料地到箱内测试物品的试验状况。 配有双重气体过滤装置，保证排出室外的空气不会污染环境。
While the lid, which is made of transparent material, allows you to observe the testing items inside clearly to know the status.
箱盖采用透明材料地到箱内测试物品的试验状况。 配有双重气体过滤装置，保证排出室外的空气不会污染环境。
While the lid, which is made of transparent material, allows you to observe the testing items inside clearly to know the status.
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