1) Relief grooves for grinding wheels
GB/T 6403.5-1986 砂轮越程槽
2) Lubricating grooves
GB/T 6403.2-1986 润滑槽
3) Terms and definitions of water-turbine pumps
GB/T 6490.1-1986 水轮泵名词术语及定义
4) Testing methods of water-turbine pump
GB/T 6490.2-1986 水轮泵试验方法
5) Cranes--Test code and procedures
46 GB/T 5905-1986 起重机试验规范和程序
6) Determination of sound power level for noise emitted by gear units
GB/T 6404-1986 齿轮装置噪声声功率级测定方法
参考词条