国家湿地公园建设规范
Construction regulation of national wetland park
2008-09-03
GB/T 39739-2020
国家公园考核评价规范
Specification for assessment of the national park
2020-12-22
CJJ/T 234-2015
国家重点公园评价标准(附条文说明)
Standard for national key parks evaluation
2015-06-30
ANSI C137.2-2019
American National Standard - Cybersecurity Requirements for Lighting Systems - Parking Lots
美国国家标准.照明系统的网络安全要求.停车场
2019-02-15
ANSI C137.7-2020
American National Standard for Lighting Systems -- Networked Open Parking Lot Lighting Systems
美国照明系统国家标准联网开放式停车场照明系统
2021-04-08
ASA S12.17-1996(R2020)
American National Standard for Impulse Sound Propagation for Environmental Noise Assessment
美国环境噪声评估用脉冲声传播国家标准
1996-08-08
ASA S2.81-2019/Part 14/ISO 21940-14-2012(R2024)
AMERICAN NATIONAL STANDARD Mechanical vibration - Rotor balancing - Part 14: Procedures for assessing balance errors (a nationally adopted international standard
美国国家标准机械振动转子平衡第14部分:平衡误差评定程序
ASA S12.4-1986(R1993)
American National Standard Method for Assessment of High-Energy Impulsive Sounds with Respect to Residential Communities
美国国家标准住宅小区高能脉冲声音评估方法
1986-01-01
ASA S12.9-2021/Part 4
American National Standard Quantities and Procedures for Description and Measurement of Environmental Sound - Part 4: Noise Assessment and Prediction of Long-Term Community Response
美国国家标准环境声音描述和测量的数量和程序第4部分:长期社区响应的噪声评估和预测