Pobzeb NdFeB hlau nplaum tsim

Arc ntu lossis pobzeb hlau nplaum feem ntau yog siv hauv cov tshuab hluav taws xob thiab cov tshuab hluav taws xob.Lawv kuj muaj siv qhov twg cov hlau nplaum yuav tsum tau tsim nyob ib ncig ntawm lub tog raj kheej.Peb nqa ib qho kev xaiv ntawm arc ntu hlau nplaum tab sis tuaj yeem tsim cov hlau nplaum loj rau kev txiav txim.