Cov kauj ruam siv lub tshuab coil winding kom raug

Nkag siab txog phau ntawv qhia kev tswj xyuas ua ntej;
Nkag siab txog cov lus qhia ntau lawm ntawm transformers lossis coils;
To taub dab tsi yog qhov winding point, qhov dav thiab lwm yam tsis yog;
Teem parameter raws li xav tau thiab debug lawv.






