The occurrence of submicro grained gold has been confirmed by means of electron diffraction technology of transmission electron microscopy.
利用透射电镜电子衍射原理证实了黄铁矿中的次显微金；
2
The driving component is a step motor, the submicro-meter accuracy is obtained from the adoption of the flexible hinge and elastic element as a guide rail.
该机构用步进电机驱动，柔性铰链和弹性平板作为传动导向机构，可以实现纳米级的运动分辨率。
3
A lot of submicro copper particles give a golden scattering light with slight pink hue in the dark field of optical microscope and a greyish red colour in visual observation.