The particle size distribution of ferrous micro-bead was analyzed by utilizing laser granulometer,and the microstructure of its outer surface,cross section,inner surface and inside enwrapped micro-sphere was characterized by scanning electron microscopy(SEM) coupled with an energy dispersive spectrometer(ED.

Waterproofing mechanism of CN2000B coating was explored with Scanning Electron Microscopy (SEM).

The structure of leaf epidermis was studied with scanning electronic microscope (SEM) in 3 cultivars of litchi and longan respectively.

Observation of retinal outer nuclear layer cells in rds mouse with retinal pigment degeneration postnatal 5 weeks by light microscope and electron microscope;

Study through electron microscope of focal vascular injury caused by temporary clipping;

Observe the pollen grains of Vallisneria longipedun-culata by electron microscope;