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词汇
Iridium System
释义
Iridium System
铱系统
铱系统是由摩托罗拉公司提出,第一个采用低轨道卫星通讯观念的系统。铱系统原先的构想是建立含有77座太空船的卫星群,计划提供全球性行动电话服务。随着铱计画的发展演变,舰队的规模虽缩减为66颗活动卫星,所能提供的服务类型却扩大了。
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selfishness
self-justification
self-justifying
self-knowing
self-knowledge
self-learning
selfless
selflessly
selflessness
self-limited
self-liquidating
self-liquidating financing
self-liquidating loan
self-liquidating paper
self-loading
self-loathing
self-locking
self-love
self-lubricating
self-luminous
self-made
self-mailer
self-mastery
self-monitoring system
self-mortification
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更新时间:2024/9/19 9:41:05