Standard Code | Standard Title | Standard Class | Order |
---|---|---|---|
GB 19210-2003 |
Cleaning code for air duct system in heating,ventilating and air-conditioning systems 空调通风系统清洗规范 |
China National Standards heating,ventilating |
English PDF |
GB/T 9068-1988 |
Determination of sound power levels for noise emitted by heating,ventilating and air conditioning equipments--Engineering method 采暖通风与空气调节设备噪声声功率级的测定 工程法 |
China National Standards heating,ventilating |
English PDF |
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