Perform the vacuum test using HF Electric - Spark vacuumTester.
用高频电火花真空检测仪检测真空。
2
Tribology properties test could be made on this tester under different conditions, such as vacuum, filled with different gas, heating and cooling.
该机可以在真空、充不同气体、加热及冷却等多种条件下进行材料的摩擦学性能测试。
3
The interaction between the cerium and tin in steel was studied by vacuum induction melting, Xray diffraction, optical microscopy, electronic probe microscopy analysis, and microhardness tester.