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单词
passive communications satellite
释义
passive communications satellite
passive communications satellite
[
′pas·iv kə‚myü·nə′kā·shənz ‚sad·əl‚īt
]
(aerospace engineering)
A satellite that reflects communications signals between stations, without providing amplification; an example is the Echo satellite. Also known as passive satellite.
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更新时间:2026/1/16 8:18:24