通风

By using FDS software, the critical ventilation speed from platform to concourse was studied in the different conditions.

利用FDS场模拟软件，对不同条件下站台与站厅间所必需的临界通风速度进行了计算机模拟研究。

Buses were chosen at different time, different road and different district for the measurement of the concentration of CO, IP and NO2 in bus compartment on condition that the air conditioning was working and the number of passengers were similar.

方法选择不同监测时段、不同监测路段、不同监测区域的空调公共汽车，在开启空调通风系统及车内乘客人数接近的条件下分别测定车厢空气中CO、可吸入颗粒物、NO_2的浓度。

This paper uses the confidence interval analysis to evaluate the output of identification model.

并采用置信区间法对辨识模型输出的结果进行评估和预测，将评估结果反馈到模型的修正中，构建了一个基于智能决策技术的通风系统闭环评估模型。

By the caculation of the mixed gas density and the analysis of conflux ,points out the disadvantage of design in conventional system,advice to adopt the method of all exhaust drew in top.

通过对混合气体密度的计算和汇流的分析，指出了常规通风设计的不足，建议全部采用上部排风。

After the public health conjuncture, such as "SARS" and "Bird Flu", it seems more and more important to obtain in the underground space enough natural ventilation and natural lighting to enhance the environment quality.

采用自然通风空调系统和自然采光设计的"健康的"同时也是"绿色的"地下空间必然是未来地下空间开发的一个重要的趋势。

The atmosphere in areas in which carbon dioxide gas may be vented and collect should be tested with a portable or continuous monitoring carbon dioxide gas analyzer to ensure ventilation is adequate.

应该用移动或连续的二氧化碳监测分析仪来测试可能排出或积累二氧化碳气体的区域，以保证通风是充分的。

These methods are indeed blocked the dust, can also greatly reduce the cooling effect of ventilation.

这些方法的确是挡住了灰尘，可也大大降低了通风散热的效果。

Jiujiang Coquimbo Industrial Co., Ltd. mainly produces: all kinds of wooden structures, Gangmu structure of the test-bed, intelligent Tong Fenggui, containers counters, medicine cabinets, counters reagents, the cylinder cabinet, days platform, high temperature Taiwan, first aid shower, High operating table, ultra-clean table, and so on.

九江金博实业有限公司主要生产：各种木制结构、钢木结构的实验台、智能型通风柜、器皿柜、药品柜、试剂柜、气瓶柜、天平台、高温台、急救淋浴器、高级手术台、超净工作台等。

Natural draft cooling tower ; counterflow type ; hydraulic computation of water distribution ; coefficient of resistance

自然通风冷却塔；逆流式；配水水力计算；阻力系数

This company specialized production washer, dehydrator, electric fan,warm air blower, ventilating fan, series product and so on .

本公司专业生产洗衣机，脱水机，电风扇，暖风机，换气扇，通风器等系列产品。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。