Yuav ua li cas txo qhov poob ntawm cov ntaub ntawv raw hauv kev txhaj tshuaj molding Rhiav

1. Tswj kev tsim cov khoom tsis raug khoom, (tswj cov khoom tsis raug)
2. Txhim kho pwm efficiency, pwm efficiency ncaj qha cuam tshuam tus nqi ntawm cov khoom siv.
3. Tswj cov khoom lag luam kom tsis txhob muaj cov khoom muag los ntawm kev tsim khoom ntau dhau.
4. Cultivate lub tswv yim ntawm kev txuag nqi rau cov kws tshaj lij, thiab tsis txhob pov tseg ntau dhau thaum kho cov txhaj tshuaj molding tshuab.
5. Paub meej tias qhov kev hloov ntawm cov khoom hnyav hnyav kom tsis txhob muaj qhov tseeb ntawm cov khoom hnyav dua li tus qauv, uas ua rau tsis muaj peev xwm nrhiav tau cov khoom siv. Qhov twg?
6. Tswj kom muaj nuj nqis ntawm cov khoom yuav raug tshuaj xyuas thiab khaws cia cov qauv, zam dhau kev tshuaj xyuas thiab pov tseg, thiab khaws cov qauv ntau dhau.