| 1.Exhaust effectDetection range: ventilation cabinet, exhaust hood and other surface wind speed; detection of pipeline leakage rate; performance detection of exhaust equipment
 Achieve goal: wind speed and air volume reach international standard
 
 2.Noise
 Detection range: indoor, corridor, public area; negative pressure and ventilation frequency
 Achieve goal: no smell; without diffusion; there is no flow backward
 
 3.Air supply system
 Detection range: negative pressure and airflow gradient; ventilation frequency, temperature and humidity
 Achieve goal: reasonable humidity and fresh air; airflow balance
 
 4.Energy saving
 Detection range: exhaust equipment, air conditioning units; the power consumption of instruments and lighting
 Achieve goal: reduce energy consumption by 30%
 
 5.Laboratory maintenance and maintenance
 Detection range: water, electricity, gas, ventilation, furniture, etc. maintain and maintain the equipment regularly
 Achieve goal: party a’s entrusted management; special maintenance and maintenance; cost saving
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