查询词典 air-hammer

Presents the considerations in selection of fire dampers of ventilation system for underground garage,ventilation system for rooms with gas fire units,pressurization air supply system, smoke exhaust system in corridor,and air conditioning systems.

介绍了地下车库通风系统、需设气体灭火装置房间的通风系统、加压送风及走廊排烟系统、空调系统防火阀的选定。

Harbin Development Zone is located in Harbin in northeast Asia is located in the center, water, land and air transportation extending in all directions, the Eurasian Continental Bridge is the first air corridor and an important hub in northeast China's Heihe, Suifenhe, Hunchun Manzhouli and 4 open border cities in the connection point.

哈尔滨开发区所在的哈尔滨市地处东北亚中心，水、陆、空交通四通八达，是第一条欧亚大陆桥和空中走廊的重要枢纽，我国东北黑河、绥芬河、珲春和满洲里4个沿边开放城市的连接点。

I am forwarding company based air-conditioning, air curtain machine-oriented high-tech company specialized.

我公司是以承揽空调、风幕机为主的高科技专业化公司。

After purified water curtain of air from the exhaust fan through the air duct discharged into the outdoor atmosphere.

经过水幕净化后的空气由风机通过排风风管排放到室外大气中。

The research on performance test of smoke-preventing air curtains;2. Some traditional models for smoke prevention and exhaust are analyzed and compared with the smoke-preventing air curtain.

文中从理论上分析与比较了目前世界各国在高层建筑中所采用的防排烟模式与防烟空气幕的优缺点，从理论上解释了防烟空气幕的合理性与可行性。

The air volume, tuyere width and jet velocity in the air curtain experiment are designed according to the theoretical calculation model.

根据防烟空气幕的理论计算确定空气幕流量、吹风口宽度和风口射流速度并进行实验。

Experimental results indicate that the effect of air curtain to prevent smoke diffusion is remarkable as the volume ratio of air-smoke is about 0.6, the jet angle is between 25° and 35°, and the jet thickness is between 25 mm and 45 mm.

实验结果表明，当空气幕流量与烟气流量之比为0.6左右，空气幕射流厚度在25-45 mm且射流角度在25°-35°之间时，空气幕对烟气能起到很好的阻隔作用。

The application of air bag as air cushion, balancer or vibration isolator in press has been proposed.

摘要介绍气囊在压力机上作为气垫、平衡器与隔振体的应用。

Access to the engine's air temperature lower cylinder can accommodate more air, and to generate greater combustion efficiency.

进入发动机的空气温度越低，气缸就可容纳更多的空气，以产生更大的燃烧效率。

By use of the feature of the air temperature round the hot cylinder and the relation between the refractive index and the temperature of the air, the surface temperature of it can be determined.

最后，利用热圆柱体附近空气温度分布的特点，以及空气温度和折射率之间的关系，确定圆柱体的表面温度。

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。