The flexural strength and hardness of the specimens were tested with an instron testingmachine and a microhardness tester.
分别以应力分析仪和显微硬度仪测试两组试件的挠曲强度和硬度值。
2
The surface layers are characterized by means of the optical microscope, X ray diffraction, transmission electronic microscope, and micro hardnesstestingmachine.
用X 射线衍射、光镜和透射电镜对表层变形层金相组织、晶粒尺寸、显微硬度进行分析。
3
This standard provides the requirements for a Brinell testingmachine and the procedures for performing Brinell hardness tests.