BS 6990:1989
Code of practice for welding on steel pipes containing process fluids or their residuals
现行
发布日期 :
1989-02-28
实施日期 :
BS 7085:1989
Guide to safety aspects of experiments in which people are exposed to mechanical vibration and shock
现行
发布日期 :
1989-08-31
实施日期 :
BS 7133:1989
Specification for audio recording - PCM encoder/decoder system
现行
发布日期 :
1989-09-29
实施日期 :
BS 7157:1989
Method of test for ignitability of fabrics used in the construction of large tented structures
现行
发布日期 :
1989-11-30
实施日期 :
BS 7181:1989
Specification for storage cisterns up to 500 L actual capacity for water supply for domestic purposes
现行
发布日期 :
1990-02-28
实施日期 :
BS 7221:1989
Open systems interconnection: specification for internal organization of the Network Layer
现行
发布日期 :
1989-12-31
实施日期 :