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ascending earth station
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ascending earth station
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ascending earth station
上行地球站
从地面到卫星之间信号传输链路的地面段终端设备。是卫星通信系统中的重要组成部分。
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sealing material with special media resistance
sealing off channel
sealing structure
sealing technique of vacuum electronic device
sealing up
seal inscriptions
seal memorial to the throne
seal mineral material
seal of chairman of China Civil Rights Protection League
seal of compressor
Seal of Empress
Seal of Imperial Concubine Li
Seal of Imperial Concubine Shao
Seal of the Central Executive Committee of the Soviet Republic of China
seal pressure control system
sealprint examination
seal running test
Seals
Seals and Inscriptions by Chinese Calligraphers and Painters
Seals Carved by Tong Changling
seal scripts
seals made by Cheng Sui
seals made by Deng Shiru
seals made by Ding Jing
seals made by He Zhen
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更新时间:2026/1/16 22:45:37