C/C composites with refractory metal compounds were prepared by liquid impregnation, the distribution state of refractory metal grain was observed by optical microscope and surfacescan.
The slide must be in a vacuum to make sure that the electron beamused to scan its surface does not come into contact with anyobstructions.
载片必需放在真空内，是为了确保扫描其表面的电子束不会受到任何妨碍。
3
Detect bad sectors on a disk surface by running Advanced disk Scan. Get the instant disk health information from the application running in the System Tray.