1. Ib qho kev piav qhia ntawm cov hlau nplaum neodymium raw khoom tus nqi tseeb.
2. MagnetSearcher kev ntsuas tus nqi raug ceeb toom los ntawm cov ntaub ntawv tau txais los ntawm ntau ntu ntawm cov neeg koom nrog kev lag luam suav nrog cov neeg tsim khoom, cov neeg siv khoom, thiab cov neeg nruab nrab.
3. Tus nqi ntawm PrNd hlau muaj kev txiav txim siab ntawm tus nqi ntawm cov hlau nplaum neodymium.
4. Tus nqi ntawm DyFe alloy muaj qhov cuam tshuam loj rau tus nqi ntawm cov hlau nplaum neodymium siab coercivity.
