һµ»ġɡơգʵоѡƱͻŴûͻķл֤׼

ʵоѡͶйƱʲñ60%աϸߵĹƱͻͶĿΪͨϵͳĻоھҵڼֵѰҾ߱Ǳй˾Իȡʲȶֵ

ʵΪйýһչ˾ṹĲƣйûӿһɹͶʵй˾ʹҵڼֵĳͶģʽΪܣͨϵͳϸ¡ǰհԵй˾о߱ɳԡֵܹй˾

ŴΪһֻͻ𣬹ƱʲΪ30%~80%ûڷչǰ½лͶʣȡ¶ϾѡͶھгͶʼֵͳɳĸɵͶʲԣͬʱսʲúͲģͺʲͶЧϵͳյǰʵֻʲĳȶֵ

