low-orbit meaning in English

低轨道的

Influence of doppler shift on narrow - band interference suppression in low - orbit satellite communication
高速移动通信中的多普勒分集技术
Caption : : the low - orbit design allows astronauts to conduct servicing missions and upgrade scientific instruments . it brought enormous remarkable astronomical discoveries . public outcry of saving hubble turns out extended hst ' s life
低轨道设计让望远镜可以定期由太空人进行维修和升级科学仪器。哈勃为天文界带来前所未有的贡献，在天文学家的争取下，哈勃的寿命得以延长。
The research uncovered the facts that , in the design of space vehicles , the single event effects induced by high - energy protons and iron ions in space must be taken into account seriously , the proper hardening measures must be taken to protect the electronic devices from disfunction . it is also suggested that , for the low - orbit satellites , the south atlantic anominal zone should be avoided
宇宙高能质子和铁离子的单粒子效应在航天任务设计中需要重点考虑，空间应用的电子学元器件，必须进行适当的抗辐射加固，在设计低轨道卫星轨道时必须设法避开南大西洋异常区( saa ) ，航天任务设计中还需要掌握太阳质子事件总体上11年为周期的特性。