Contract of Transportation是什么意思

用法例句

The paper introduces automatic control system for carrying initiation explosive in the production of detonator and describes its detailed structure,working process,as well as the safety protection system.

文章介绍了自主研发的应用于雷管生产的运送起爆药自动控制系统,详细说明了运送起爆药自动控制系统的结构、工艺、安全保护系统。