凿岩机械与气动工具名词术语 Terminology of rock drilling machines and pneumatic tools

凿岩机械与气动工具尾柄和衬套配合尺寸 Shanks for rock drilling machines and pneumatic tools and fitting dimensions of chuck bushings

土方机械 牵引力测试方法 Earth-moving machinery--Method of test for the measurement of draw-bar pull

水轮泵名词术语及定义 Terms and definitions of water-turbine pumps

水轮泵试验方法 Testing methods of water-turbine pump