英语词汇“照相侦察卫星”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	照相侦察卫星
释义	照相侦察卫星 zhào xiàng zhēn chá wèi xīng利用光電遙感器攝影而實現偵察地面目標的衛星。衛星選擇在150～280千米的近地軌道上，以獲取清晰的圖像。按信息送回地面方式分爲兩類：返回型。將對地面攝影后的膠片存貯在衛星上回收容器中，回收容器脫離運行軌道返回地面；傳輸型。利用光電成像原理偵察攝影，再把圖像信息記錄在磁帶上，在飛往地面臺站控制區時，再將圖像信息發送地面。
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