据国外媒体报道,欧洲航空局的Envisat卫星目前捕捉到了撒哈拉沙尘暴西行的画面。Envisat卫星是欧空局的对地观测卫星系列之一,于2002年发射升空。该卫星是欧洲迄今建造的最大的环境卫星。星上载有10种探测设备,其中4种是ERS-1/2所载设备的改进型,所载最大设备是先进的合成孔径雷达(ASAR),可生成海洋、海岸、极地冰冠和 According to foreign media reports, the NASA Envisat satellite currently captures the picture of the Sahara dust storm westbound. The Envisat satellite, one of ESA's Earth observation satellites, was launched in 2002. The satellite is the largest environmental satellite built in Europe to date. There are 10 types of detection equipment on the planet, four of which are improvements of the equipment contained in the ERS-1/2. The largest of these is the Advanced Synthetic Aperture Radar (ASAR) that generates ocean, coastal and polar ice caps and