Composition 1. Permanent hlau nplaum DC lub cev muaj zog: Nws muaj stator ncej, rotors, txhuam, casings, thiab lwm yam stator ncej yog ua los ntawm cov hlau nplaum ruaj khov (cov hlau nplaum tas mus li), ua los ntawm ferrite, alnico, neodymium hlau boron thiab lwm yam ntaub ntawv. Raws li nws cov qauv f...
Nyeem ntxiv