绕极卫星 satellite ; polar-orbiting satellite ; polar ; near-polar-orbiting satellite
联合极卫星系统 JPSS
极轨卫星运载火箭 PSLV ; Polar Satellite Launch Vehicle ; PLSV
积极卫星防御 [军] active satellite defense
极地卫星运载火箭 Polar Satellite Launch Vehicle ; PSLV
极轨卫星运载器 PSLV
先进极高频卫星 AEHF ; Advanced Extremely High Frequency
联合极地卫星系统 JPSS
联合极轨卫星系统 JPSS
而印度的极卫星运载火箭(PSLV)只能使用固体和液体推进剂,载荷能力也小于两吨。
The Polar Satellite Launch Vehicle (PSLV) uses only solid and liquid propellants and is capable of carrying payloads less than 2 tonnes.
竞争对手们害怕新闻集团会用英国天空广播公司来绑定报纸,后者是前者企图完全控制的一家极成功的卫星新闻广播。
Rivals fear the firm will bundle newspapers with BSkyB, a hugely successful satellite broadcaster that it controls and wants to take over completely.
泰洛斯1号卫星在两极之间环绕地球运行,每30秒钟拍摄一张照片,如配图中的图像系列所示。
TIROS-1 orbited from pole to pole, snapping photos every 30 seconds, as illustrated in this series of images.
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