GB/T 498-1987
石油产品及润滑剂的总分类
Petroleum products and lubricants--Method of classification--Definition of classes
- 实施日期
- 1988-04-01
- ICS 分类
- 75.080
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 498-1987
Petroleum products and lubricants--Method of classification--Definition of classes
GB/T 7610-1987
Characteristics of pulse code modulation for voice-frequencies
GB/T 7614-1987
An artificial ear of wide band type for the calibration of earphones used in audiometry
GB/T 7594.9-1987
Rubber insulation and sheath of electric cables and wires--Part 9:Ordinary duty flame-retardant rubber sheath 85℃
GB/T 7594.8-1987
Rubber insulationand sheath of electric cables and wires--Part 8:Rubber sheath 90℃
GB/T 7594.6-1987
Rubber insulationand sheath of electric cables and wires--Part 6:Heavy duty rubber sheath 65℃
GB/T 7594.5-1987
Rubber insulation and sheath of electric cables and wires--Part 5:Ordinary duty flame-retardant rubber sheath 65℃
GB/T 7594.4-1987
Rubber insulationand sheath of electric cables and wires--Part 4:Ordinary duty rubber sheath 65℃
GB/T 7594.3-1987
Rubber insulationand sheath of electric cables and wires--Part 3:Rubber insulation 70℃
GB/T 7594.2-1987
Rubber insulationand sheath of electric cables and wires--Part 2:Rubber insulation 65℃
GB/T 7594.1-1987
Rubber insulation and sheath of electric cables and wires--Part 1:General
GB/T 7594.11-1987
Rubber insulation and sheath of electric cables and wires--Part 11:Rubber insulation or sheath 180℃
GB/T 7594.10-1987
Rubber insulation and sheath of electric cables and wires--Part 10:Ordinary duty flame-retardant rubber sheath 90℃
GB/T 7594.7-1987
Rubber insulation and sheath of electric cables and wires--Part 7:Heavy duty flame-retardant rubber sheath 65℃
GB/T 7583-1987
Acoustics--Pure tone air conductionthreshold audio-metry--For hearing conservation purposes
GB/T 7591-1987
Programming language Pascal
GB/T 7590-1987
Code of Chinese ideograms set forinformation interchange--The 4th supplementary set
GB/T 7589-1987
Code of Chinese ideograms set forinformation interchange--The 2nd supplementary set
GB/T 7581-1987
Dimensions of outlines for semiconductor discrete devices
GB/T 7514-1987
Conversion between the 7-bit coded character set for information processing interchange and the 5-unit code for the telegraph service