空气控制

This project is according to the trend, combines the facts in our country, and designs a new automatic adjustment control system of air circumstance in the motor coach.

本课题就是根据这种发展方向，并结合我国实际情况，研究开发客车车内空气环境自动调节控制系统。

Beijing's polluted air became largely a nonissue as factory closures and traffic restrictions led to blue skies for much of the 16-day event.

随着工厂关门、交通限行，北京的空气污染状况基本得到了控制，在为期16天的比赛过程中大多可见蓝天白云。

According to an on-site measurement of the impact of underground rail trains motion vibration on the place where the odeum is to be constructed,it shows that the maximum vibration impact of the underground rail train on the constructing site is 41～48 dB.

现场测量了地铁列车运行振动对拟建音乐厅场址的环境影响，结果表明地铁对该场址的振动影响最大为41～48dB，频谱特性集中在16～63Hz范围内；同时预测了音乐厅建成后，室内受地铁列车运行振动产生的二次空气声影响将达29～30dB，将超过预定的25dB控制目标值。

According to the problems of air pollution character in Qingdao, scientific and operable pollution controlling measure is established.

针对青岛市大气污染存在的主要问题，经进一步分析提出了具有科学性和可操作性的环境空气污染控制对策。

The key of clean room technology is the control of particles in air.

工业文明的发展对洁净环境提出了更严格的要求，洁净技术的关键是对空气中的粒子进行控制。

PLC. 3.1.2 The pilot burner has independent fuel and air supply lines and a solenoid -operated multi-block valve.

燃烧炉有独立的燃料和空气供应线，并由一个电磁阀控制。

They flew "the world's first power-driven, heavier-than-air machine in which man made free, controlled, and sustained flight."

他们驾驶"世界上第一架动力驱使、重于空气的飞行器，进行了自由的、受控制且持久的飞行"。

The present invention relates to a kind of air purifier with dust sensor and its control method.

本发明涉及一种具备灰尘传感器的空气净化器及其控制方法。

The effect of Radon in air on human health has been paid wide attention. The measurement and control of radon involves many different subjects, however, to measure Radon precisely is the precondition to make defense measures.

空气中氡对人体健康的影响已经引起广泛关注，对氡的测量和控制是多个学科共同关心的问题，然而，准确测量氡是采取防护措施的前提。

Some key part is ameliorated to meet the demands of working. This thesis mainly includes:(1) Analysing the working principle of the spring operateing mechanism, expatiating the character of the mechanism;(2) With the design aim of the spring operating mechanism, accomplishing the design of ZW□-12/630-20 outdoor HV vacuum breaker based on the systemic design theory of the spring operating mechanism, which includes spring mechanism of open-close switch; cam mechanism based on the principle of power balance; buckle-off mechanism with force-minished device; ratchet wheel mechanism with number-increased detent;(3) In the design on the spring operating mechanism for the outdoor vacuum breaker, using the air cushion device with speed controller to ensure the steady working of the spring operating mechanism;(4) Accoding the problem of daily maintenance for HV circuitbreaker, giving some effective steps of daily maintenance.

论文工作主要包括以下几个方面：(1)从真空断路器弹簧操动机构的功能原理出发，详细分析了该机构的工作原理，阐述了机构工作的基本特性；(2)根据工程实际提出了真空断路器弹簧操动机构的设计目标，在系统分析弹簧操动机构设计理论的基础上，完成了ZW□-12/630-20型户外真空断路器弹簧操动机构的设计工作，其中包括真空断路器弹簧操动机构的分合闸弹簧机构的设计；以输出力特性曲线设计机构理论演化出的功率平衡原则为基础的凸轮机构的设计；带有减力机构的滚动摩擦扣结方式的脱扣机构设计；根据实际情况增加了棘爪数量的棘轮机构设计；(3)在真空断路器弹簧操动机构的设计中，引入了速度控制模式空气缓冲器，对惯性负载起到了良好的自动缓冲效果，从而保证了真空断路器弹簧操动机构稳定、有效地运行，保证了真空断路器的动作质量；(4)针对目前真空断路器运行过程中存在的问题，提出了有效的日常维护措施。

Plunder melds and run with this jewel!

掠夺melds和运行与此宝石！

My dream is to be a crazy growing tree and extend at the edge between the city and the forest.

此刻，也许正是在通往天国的路上，我体验着这白色的晕旋。