ʻO ka pae hana o nā bolts i hoʻohana ʻia no ka hoʻohui ʻana i ke kila he 3.6, 4.6, 4.8, 5.6, 6.8, 8.8, 9.8, 10.9, 12.9 a pēlā aku. Hana ʻia nā bolts o ka papa 8.8 a ma luna o ke kila kila haʻahaʻa haʻahaʻa a i ʻole ke kila kalapona maʻamau a mālama ʻia i ka wela (quenched, tempered), i kapa ʻia ʻo ka ikaika kiʻekiʻe bol ...
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