Video Giới thiệu Pulley
pulley (19)
diy (1746)
design (995)
mechanical (114)
engineering (556)
lift (36)
rope (39)
machines (46)
engine (200)
acceleration (45)
friction (27)
aluminum (120)
machining (143)
cnc (220)
electronics (473)
pulleys (8)
climbing (27)
rigging (87)
rescue (40)
machinist (62)
workshop (218)
lathe (211)
do it yourself (431)
engineer (130)
cad (124)
tension (41)
diagram (61)
physics (468)
math (491)
mechanical engineering (65)
mechanics (86)
Show More