Development of quality die materials and advanced surface treatment technology;
开发优质模具材料和先进的表面处理技术；
The development of NHRI-4000 high performance direct shear apparatus with large contact surface is introduced.
介绍了NHRI- 4000型高性能大接触面直剪仪研制与运用情况。
The development of NHRI-4000 high performance direct shear apparatus with large contact surface is introduced.
介绍了NHRI- 4000型高性能大接触面直剪仪研制与运用情况。
应用推荐