main belt asteroids是什么意思

用法例句

This article introduces the application of steel core rubber belt in the belt conveyor of Anyang Steel's 2200m3 blast furnace,the effects of steel core rubber belt substituted for common canvas belt in INBA slag granulation system,briefly summarizes the features and specific measures of vulcanizate cementing technology in Anyang Steel.

介绍了钢丝绳芯胶带在安钢2200m3高炉上料主带式输送机中的应用及在INBA法炉渣处理系统中替代普通帆布胶带的效果,并简单概述硫化胶结技术的在安钢应用特点及具体措施。