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Cov txheej txheem cej luam ntawm npib tsib xee-hydrogen roj teeb: ib qho kev sib piv nrog cov roj teeb lithium-ion
Taw qhia raws li qhov kev thov kom txuag hluav taws xob ntxiv, ntau yam roj teeb thev naus laus zis, kev cuam tshuam ntau, muaj peev xwm, thiab ib puag ncig. Ntawm cov no, Nickel-hydrogen (Ni-H2) roj teeb tau ua tib zoo saib raws li lwm txoj kev xaiv uas tseem ceeb ...Nyeem ntxiv
