2022-02-23Ainstru
HJ 906-2017 Technical specification for automatic monitoring of acoustic environmental quality in functional areas
2022-02-23Ainstru
HJ 907-2017 Technical Requirements for Environmental Noise Automatic Monitoring System
2022-02-23Ainstru
HJ 918-2017 Technical Specification for Environmental Vibration Monitoring
2022-02-23Ainstru
GB/T 15190-2014 Substitute for GB/T 15190-94 Technical Specification for Classification of Environmental Noise Applicable Zones in Urban Areas
2022-02-23Ainstru
HJ 640-2012 Technical specification for environmental noise monitoring Urban acoustic environmental regular monitoring
2022-02-23Ainstru
HJ 661-2013 Coding Rules for Environmental Noise Monitoring Points
2022-02-23Ainstru
GB 3096-2008 instead of GB 3096-93 GB/T 14623-93 Environmental quality standards for sound
2022-02-23Ainstru
HJ 191-2019 replaces HJ/T 191-2003 ammonia nitrogen water quality online automatic monitor technical requirements and detection methods
2022-02-23Ainstru
HJ/T 91-2002 Technical Specification for Surface Water and Wastewater Monitoring
2022-02-23Ainstru