通风系统则是对整个空间进行的通风，济南通风91视频成人网站工程改变封闭的环境和空气质量，因为通风比局部通风的作用范围大，所以在通风过程中使用的设备也比较的大。自然91视频网站观看设置要求：

　　The overall ventilation system is carried out on the whole space ventilation ventilation, Ji'nan pipeline engineering change closed environment and air quality, because the overall ventilation than the scope of local ventilation, so use in ventilation process equipment is relatively large. Natural smoke exhaust setting requirements:

　　1.自然91视频网站观看的开窗面积必须满足项目区域面积的2%，如开窗面积达不到要求建议增加窗户或者设置机械91视频网站观看;

　　1., the natural ventilation window area must meet 2% of the project area, such as the window area is not required, it is recommended to increase the window or set up mechanical smoke;

　　2.防烟楼梯间前室、消防电梯前室、可开启外窗面积不应少于2.00㎡;合用前室不应少于3.00㎡;

　　2. smoke proof staircase, elevator, fire control room room can be opened outside the window area should not be less than 2 square meters; common antechamber should not be less than 3 square meters;

　　3.当自然91视频网站观看窗距离需要91视频网站观看的区域超过30m时需增加91视频网站观看窗或设置机械91视频网站观看;

　　3. when the natural smoke extraction window is more than 30m from the smoke exhaust area, we need to increase the smoke exhaust window or set up mechanical exhaust smoke;

　　4.长度不超过60m的内走道可开启窗面积不应小于走道面积2%;

　　4. the length of no more than 60m of the inner aisle can be opened, the window area should not be less than 2% of the aisle area;

　　5.防烟楼梯间前室或合用前室，利用敞开的阳台、凹廊或前室内有不同朝向的可开启外窗自然91视频网站观看时可不设防烟设施;

　　5. smoke proof staircase or common antechamber, using the open balcony, or the indoor concave corridor towards the openable window when natural ventilation can not smoke prevention facilities;

　　在毎幢大楼或者在修建时都会先要设计好通风91视频成人网站的路线，良好的通风在中尤为重要，人员多杂，要更注意通风，封闭的空

　　In every building in the building or shopping malls will be to design a good ventilation pipe line, good ventilation is particularly important in the mall, the mall staff more complex, pay more attention to ventilation, enclosed space

　　气质量会影响人们的健康和生活，尤其是在冬天更是注意经常的通风。

　　Qi quality will affect people's health and life, especially in winter, pay more attention to regular ventilation.

　　客户的满意就是对91视频APP污的肯定，济南通风91视频成人网站工程 http://www.luyunhuanbao.com/ 欢迎您前来选购我公司的产品，91视频APP污一直以为您提供产品为己任并一直坚持这样做。欢迎您的光临。

　　Customer satisfaction is our affirmation, Ji'nan ventilation pipeline engineering http://www.luyunhuanbao.com/ welcome you to purchase our products, we have always thought that you offer the product responsibility and has always insisted on doing so. Welcome to our company.

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