Hana ʻia nā magnet neodymium me ka hui pū ʻana o ka hao, boron a me neodymium a, no ka hōʻoia ʻana i ko lākou mālama ʻana, mālama ʻana a me ka mālama ʻana, pono mākou e ʻike mua ʻo ia nā mea ikaika loa o ka honua a hiki ke hana ʻia i nā ʻano like ʻole, e like me nā discs, blocks. , cubes, apo, b...
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