Rotating machinery explained [video cassette] : three phase AC motors.
- East Sussex Audio Visual Source 19--.
- 4 video cassettes sd. col. 1/2 in
VHS/NTSC
Electric motors, Alternating current
Electric motors, Polyphase
Machinery
621.31364 ROT 19--
VHS/NTSC
Electric motors, Alternating current
Electric motors, Polyphase
Machinery
621.31364 ROT 19--