The probability and realityof using RE in agriculture as well as the resultant economic and social effects are expounded both by theory and practice.
还从理论和实践上论述了稀土农用的可行性、现实性,以及由此产生的巨大经济效益和社会效益。
3
According to the mass queuing phenomenon in reality, the will-be-in-queue customer would hesitate about the more in-queue customers, thus the probabilityof his in-queue would be influenced.