GB/T 12990-1991
水质 微型生物群落监测 PFU法
Water quality--Microbial community biomonitoring--PFU method
- 实施日期
- 1992-04-01
- ICS 分类
- 13.060
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 12990-1991
Water quality--Microbial community biomonitoring--PFU method
GB/T 12992-1991
Measuring methods of thermal characteristic for forced air cooling of electronic equipment
GB/T 12991-1991
Information processing systems--Database language SQL with integrity enhancement
GB/T 13137-1991
Specification for 12-channel telephone carrier terminal equipment used on the symmetric pains of 2.6/9.5 mm coaxial cable
GB/T 13134-1991
Yi coded character set for information interchange
GB/T 13130-1991
Specification for interworking of chinese ideogram teletex on public telecommunication networks--Transport service
GB/T 13129-1991
Specification for interworking of chinese ideogram teletex on public telecommunication networks--Control procedures
GB/T 13127-1991
Specification for interworking of chinese ideogram teletex on public telecommunication networks--The terminal equipment
GB/T 13133-1991
Data communication--DTE to DTE physical connection using X.24 interchange circuits with DTEprovided timing
GB/T 13128-1991
Specification for interworking of chinese ideogram teletex on public telecommunication networks--Character repertoire and coded character sets
GB/T 13135-1991
15×16 Dot matrix font set and data set of Yi characters for information interchange
GB 13132-1991
Code of Chinese ideogram set for information interchange--The 5th supplementary set
GB 13131-1991
Code of Chinese ideogram set for information interchange--The 3rd supplementary set
GB/T 13074-1991
Terms of blood purification--Hemodialysis and hemofiltration
GB/T 13123-2003
Bamboo-mat plywood
GB/T 13089-1991
Method for determination of oxazolidinethione in feeds
GB/T 13086-1991
Method for determination of free gossypol in feeds
GB/T 13087-1991
Method for determination of isothiocyanatesin feeds
GB/T 13082-1991
Method for determination of cadmium in feeds
GB/T 13031-1991
Marine a.c. electrical power systems with voltages in the range above 1kV upto and including 11kV