لا توجد دقة أعلى متوفرة.
Radarops.gif (304 × 157 بكسل، حجم الملف: 16 كيلوبايت، نوع الملف: image/gif)
Principle of radar: The radar emits a burst of energy (green). If the energy strikes an object (rain drop, bug, bird, etc), the energy is scattered in all directions (blue). A small fraction of that scattered energy is directed back toward the radar.
Principe du radar: émission d'une impusion dònde radaio très intense mais brève, l'énergie frappe une cible et un petite portion de l'énergie est retournée au radar.
Source: from NOAA web site
 |
This image is in the public domain because it contains materials that originally came from the U.S. National Oceanic and Atmospheric Administration, taken or made during the course of an employee's official duties. |
 |
وصلات
الصفحات التالية تحتوي على وصلة لهذه الصورة: