According to the release intensity of the cortex vesicles, corticalreaction can be divided into the latent period, development period, climactic period, declining period.
根据皮层小泡释放强度，可将皮层反应分为潜伏期、发展期、高潮期、衰退期四个时期。
2
The problems of bony spiculas, periosteal reaction and cortical bone erosion were discussed.