通风管道及部件的安装方法及要求
Installation methods and requirements of ventilation pipes and components
[2022-06-15]

通风管道消声器
Ventilation duct silencer
是对中、高频宽带特性有较好效果的阻性吸音降噪原理，对低、中频和脉动特性时有良好效果的抗性消声降音原理以及...[2022-06-06]

通风管道工程量计算规则
Calculation rules for quantities of ventilation ducts
1, 薄钢板风管
1. S...[2022-05-30]

防排烟系统的柔性短管采用易燃材料
The flexible short pipe of smoke control system is made of flammable materia...[2022-05-25]

通风管道与附件的制作及安装
Fabrication and installation of ventilation pipes and accessories
1、在第一道...[2022-05-19]

通风系统试验应符合下列规定：
The ventilation system test shall meet the following requirements:
1、防毒...[2022-05-13]

通风预埋短管如何制作、安装？
How to make and install the ventilation embedded short pipe?
施工单位应对各种需要...[2022-04-25]

管道与风机的接口及出口
Interface and outlet between pipeline and fan
风机运转的时候产生机械振动，为减少机械振动对管道的干扰，...[2022-04-13]