A53 力学计量 标准查询与下载

JJG(铁道) 198-2008 动态变形模量EVD测试仪

Dynamic Deformation Modulus EVD Tester

JJF 1235-1990 1×10⁶ 牛基准测力机操作技术规范

1×10⁶ Cattle benchmark dynamometer operation technical specification

JJF 1237-1990 3×10⁵ 牛副基准测力机操作技术规范

3×10⁵ Technical Specifications for Operation of Cattle Auxiliary Benchmark Force Measuring Machine

JJF 1238-1990 5×10³ 牛基准测力机操作技术规范

5×10³ Cattle benchmark dynamometer operation technical specification

JJF 1368-1995 6×10³N副基准测力机操作技术规范

6×10³N pair of benchmark dynamometer operating technical specifications