Cevaplar

2012-12-21T22:21:32+02:00

1846'da Wilhelm Weber
-
dinamometre'yi icat etti.

3 2 3
2012-12-21T22:21:57+02:00

Picinotti icatt etmiştirrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrr

4 3 4