Muundaji

Mseto wa Umri

Mada ya Somo

zaidi ...

Maelezo

Hii ya-, hii inafundisha dhana ya faida ya mitambo na uwiano wa kasi katika aina mbalimbali za kunde.

Mahitaji ya Awali ya Maarifa

Dhana, aina na shughuli za mashine rahisi

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