Browse Standards
1382+ standards in database
1382 result(s) found
太阳能资源等级 直接辐射
Classification of solar energy resources—Direct radiation
通信局(站)防雷装置检测技术规范
Technical specifications for inspection of lightning protection system in telecommunication site (station)
冷冬等级
Cold winter grades
气象数据集核心元数据
Core metadata content of meteorological dataset
水平能见度等级
Grade of horizontal visibility
大气甲烷光腔衰荡光谱观测系统
Cavity Ring-Down Spectroscopy system for measurement of atmospheric methane
梅雨监测指标
Meiyu monitoring indices
气候年景评估方法
Assessment method for annual climatic status
极端降水监测指标
Monitoring indices of precipitation extremes
厄尔尼诺/拉尼娜事件判别方法
Identification method for El Nino/La Nina events
农历的编算和颁行
Calculation and promulgation of the Chinese calendar
海水冷却水质要求及分析检测方法 第6部分：异养菌的测定
Seawater quality requirements and analysis methods for seawater cooling system—Part 6: Determination of heterotrophic bacteria
海水冷却水质要求及分析检测方法 第5部分：溶解固形物的测定
Seawater quality requirements and analysis methods for seawater cooling system—Part 5: Determination of dissolved solid
海水冷却水质要求及分析检测方法 第4部分：硫酸盐的测定
Seawater quality requirements and analysis methods for seawater cooling system—Part 4: Determination of sulfate
海水冷却水质要求及分析检测方法 第3部分：氯化物的测定
Seawater quality requirements and analysis methods for seawater cooling system—Part 3: Determination of chloride
海水冷却水质要求及分析检测方法 第2部分：锌的测定
Seawater quality requirements and analysis methods for seawater cooling system—Part 2: Determination of zinc
海水冷却水质要求及分析检测方法 第1部分：钙、镁离子的测定
Seawater quality requirements and analysis method for seawater cooling system—Part 1:Determination of calcium and magnesium
江河流域面雨量等级
Grade of valley area precipitation
冷空气等级
Grade of cold air
沙尘天气等级
Classification of sand and dust weather