link bagaimana mesin bekerja

https://www.youtube.com/watch?v=fTAUq6G9apg

website portable percetakan parapat

https://www.dropbox.com/s/2r7uhrla3yxigi5/saroha%20parapat.zip?dl=0

website portable restoran saroha parapat

update

https://www.dropbox.com/s/2r7uhrla3yxigi5/saroha%20parapat.zip?dl=0

membuat kendaraan dengan dinamo tamiya

v=I/r

p=vit

p=vikecepatan/a

v=tegangan (volt)

I=kuat arus (ampere)

t= waktu

r=hambatan

a=percepatan

membuat papan mp3 player

ganti temp at memory card.dan flashdisk

aplikasi pemutar mp4 di android

https://www.dropbox.com/s/dfoe72nodn2z0ni/handphone.apk?dl=0

Mp4 di android

https://www.dropbox.com/s/dfoe72nodn2z0ni/handphone.apk?dl=0