1) Methods of measurement of the performance characteristics of tubo-molecular pumps
GB/T 7774-1987 涡轮分子泵性能测试方法
2) Pneumatic tyre roller--Test method for performance
GB/T 8507-1987 轮胎压路机性能试验方法
3) Testing of refrigerating systems
GB/T 7941-1987 制冷装置试验
4) Pneumatic tyre roller--Test method for reliability
GB/T 8508-1987 轮胎压路机可靠性试验方法
5) Vibratory pile hammer-Classification
GB/T 8517-1987 振动桩锤分类
6) Method of performance test for graders
GB/T 8506-1987 平地机性能试验方法
参考词条