Tsis siv neeg coil ntsia thawv ua tshuab

Qhov no coil ntsia thawv tshuab yog cov khoom siv vuam tsis siv neeg uas muaj ntau zaus thiab kev kub ceev.Muab cov ntsia hlau ntsia hlau rau hauv lub plhaw kom nteg tawm tuaj, qhov kev vibration disc npaj qhov kev txiav txim ntawm cov ntsia hlau kom nkag mus rau hauv vuam thiab daim ntawv txiav txim rau cov ntsia hlau, thiab tom qab ntawd tsau cov ntsia hlau rau hauv cov xim rau kev tiv thaiv xeb txiav, qhuav thiab suav txiav rau hauv roll-puab (paj-topped hom thiab pav ca hom).Txiav txiav tawm raws li tus naj npawb ntawm txhua yob.