GB/T 4129-2003
声学 用于声功率级测定的标准声源的性能与校准要求
Acoustics--Requirements for the performance and calibration of reference sound sources used for the determination of sound power levels
- 实施日期
- 2003-12-01
- ICS 分类
- 17.140.01
组合使用关键词、标准类型、状态与 ICS 分类,快速定位所需国家标准。
找到 70,494 条
GB/T 4129-2003
Acoustics--Requirements for the performance and calibration of reference sound sources used for the determination of sound power levels
GB/T 11684-2003
Electromagnetic environment conditions and testing procedures for nuclear instrumentation
GB/T 19052-2003
Acoustics--Noise emitted by machinery and equipment--Rules for the drafting and presentation of a noise test code
GB 13837-2003
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GB/T 7305-2003
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GB/T 15000.8-2003
Directives for the work of reference materials(8)--Uses of certified reference materials
GB/T 15000.4-2003
Directives for the work of reference materials(4)--Contents of certificates and labels
GB 19050-2003
Product of designations of origin or geographical indication--Gaoyou duck salted eggs
GB 19049-2003
Product of designations of origin or geographical indication--Changli wine
GB 19048-2003
Product of designations of origin or geographical indication--Longkou vermicelli
GB 19051-2003
Product of designations of origin or geographical indication--Nanfeng orange
GB/T 17680.10-2003
Criteria for emergency planning and preparedness for nuclear power plants--Criteria for emergency radiological field monitoring,sampling and analysis conducted by nuclear power plant operating organizations
GB/T 17680.6-2003
Criteria for emergency planning and preparedness for nuclear power plants--On-site emergency response functions and organizations
GB/T 17680.7-2003
Criteria for emergency planning and preparedness for nuclear power plants--Function and physical characteristics of on-site emergency facilities
GB/T 17680.8-2003
Criteria for emergency planning and preparedness for nuclear power plants--On-site emergency planning and implementing procedures
GB/T 17680.9-2003
Criteria for emergency planning and preparedness for nuclear power plants--Maintenance of on-site emergency response capacity
GB/T 19045-2003
Preparation of parts lists
GB/T 16901.3-2003
Rules for the presentation of graphical symbols--Graphical symbols for use in the technical documentation of products--Part 3: Classification of connect notes,networks and their encoding