<p>➀ NASA and ISRO jointly launched the Nisar Earth observation satellite with dual-band (L/S) synthetic aperture radars, achieving meter-level resolution for all-weather monitoring;</p><p>➁ The satellite tracks ice mass, vegetation, sea-level changes, and groundwater monthly using a 12m mesh antenna, while providing natural disaster early warnings;</p><p>➂ Texas Instruments supplied radiation-hardened ICs including power modules, utilizing special QML Class P plastic packaging for lower orbit radiation requirements and cost efficiency.</p>