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电视卫星
释义
电视卫星diànshì wèixīng[television satellite] 一种在地面站之间转播电视信号的轨道卫星,一般发送至适当高度(例如大西洋或印度洋上空),以便世界各地通过这种卫星都可接收到转播的节目
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back-up coating slurry
back-up control data set
back-up copy
backup copy
back-up data set
back-up disk
back-up diskette
back-up facility
backup facility
back-up file
back-up line
back-up memory
back-up method
back-up operation
back-up path
back up power
back-up power
backup program
back-up programmer
back-up register
backup ring
back-up sand
back-up storage
backup system
back-up system
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更新时间:2026/1/19 2:10:29