a type of reaction-propulsion engine to propel rockets in space; a stream of positive ions is accelerated to a high velocity by an electric field
例句与用法
1.
Specific topics include arcjets , ion engines , hall thrusters and colloid thrusters 在特定的章节里也将提到电弧引擎、离子引擎、霍尔效应推进器以及胶体推进器。
2.
They can travel across the galaxy under the power of a class six hyperdrive and robust ion engines 它们借助第六代超太空驱动系统以及一部推力十足的离子引擎的强大推动力横跨整个银河。
3.
Launched into earth ' s orbit by an ariane - 5 booster rocket from kourou , french guiana , in september 2003 , smart - 1 used its ion engine to slowly raise its orbit over 14 months until the moon ' s gravity grabbed it 2003年9月， “智能1号”探测器从法国圭亚那地区的库鲁基地由ariane五号火箭发射升空，在其离子引擎的推进下， “智能1号”缓慢脱离运行轨道，在14个月后进入月球重力场。
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