森林火险等级的地域分异明显，中部高四周低，在不同林火影响因子上的分异十分明显；

There was an obvious regional difference in the distribution of forest fire risk zones, being higher in the center and lower around the center, and the difference in fire factors was also obvious.

youdao

森林火险等级的地域分异明显，中部高四周低，在不同林火影响因子上的分异十分明显；

There was an obvious regional difference in the distribution of forest fire risk zones, being higher in the center and lower around the center, and the difference in fire factors was also obvious.

youdao