electromagnetic propulsion
电磁推进
flight vehicle propulsion system
飞行器推进系统
ship propulsion appliances
船舶推进器
tank propulsion system
坦克推进系统
missile propulsion system
导弹推进系统
例句
This aircraft works by jet propulsion.
这架飞机是由喷气发动机推进的。
Oil and water in main engine, auxiliary machinery and boiler which is necessary for propulsion purpose directly all up to working level.
主机、辅机和锅炉中供直接用于推进目的加至工作液面的必要的油和水。