Primarily presents the air distribution, equipment installation, air handling process and unit control of the air conditioning system.

着重介绍了空调系统的气流组织形式、设备设置原则、空气处理过程以及机组的控制。

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The results show that the effect of attitude fuzzy control of the air spring vibration isolation platform is good and the technology is feasible.

试验结果表明，空气弹簧隔振系统姿态模糊控制技术是完全可行的，效果良好。

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The study says there must be a complete overhaul of air traffic control systems.

研究称必须对航空交通管理系统进行彻底的改革。

《柯林斯英汉双解大词典》

The Centers for Disease Control says HEPA filters are effective in clearing the air of many particles that cause disease.

VOA: special.2009.07.14

Brian Flynn,head of operations at the European air traffic control body, addressed a press conference in Brussels.

VOA: standard.2010.04.16

The U.S.military has assumed control of air traffic control in and out of the capital, prompting complaints from some aid organizations and foreign officials.

VOA: standard.2010.01.18

The county won control of the air-freight park and may be able to reuse it.

ECONOMIST: Poverty looms for the long-term unemployed

But in the old days control the TV meant you might also control other household functions, like remote control of the air conditioning.

FORBES: Are Apple and Google Being Forced Out Of TV?

Aviation experts contend that even if intruders were able to access a control tower and disrupt operations, the nation's air traffic control system is designed with multiple back-ups so that other facilities could pick up control of the affected air space.

CNN: Union claims security lax at many air control towers