ሳይንስየመጀመሪያዉ የኢትዮጵያ ሳተላይትTo play this audio please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoሳይንስTesfalem Waldyes Erago MMT_24 ኅዳር 2012ረቡዕ፣ ኅዳር 24 2012https://p.dw.com/p/3UEONማስታወቂያ