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Derick Sarah

Derick Sarah

@DerickSarah
2 followers
VideosPlaylists
8:25
1 2 Область применения SC 1020 2 2 Технические характеристики SC 1020
9 years ago
5:21
The Center for Functional Nanomaterials at Brookhaven National Lab
9 years ago
1:45
Futura kantmaskin.mp4
10 years ago
0:30
半世紀前の英国製手押し模型 lone star treble o lectric locos
10 years ago
3:43
Pompe à bélier - Ram pump
10 years ago
0:33
Perpetual motion research #93 - PB250669 NET
10 years ago
7:20
Multirole Electronically Scanned Array (MESA) Radar - Northrop Grumman
10 years ago
2:17
Cutting Through the Fog: 2014 Internet Security Threat Report
10 years ago
3:35
New generation extracorporeal shock wave lithotripsy system for kidney stone treatment
10 years ago