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  • Dab tsi yog Qhov Kev Ua Haujlwm Ntawm NdFeB Permanent Magnet?

    Dab tsi yog Qhov Kev Ua Haujlwm Ntawm NdFeB Permanent Magnet?

    Nd-Fe-B mus tas li hlau nplaum yog ib yam khoom siv hlau nplaum Nd-Fe-B, tseem hu ua qhov tseeb tshwm sim ntawm kev tsim cov khoom siv hlau nplaum tsis tshua muaj hauv ntiaj teb. Nws yog hu ua "Magnet King" vim nws cov khoom sib nqus zoo heev. NdFeB cov hlau nplaum ruaj khov muaj qhov sib nqus siab heev ...
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