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硬度HRB和HB是一樣的嗎,? |
從MISUMI附頁掃描的硬度換算表
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(標(biāo)準(zhǔn))強(qiáng)度與硬度換算GBn166-1982=17[1]
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點(diǎn)評(píng)
很好很強(qiáng)大,學(xué)習(xí)了,,謝謝,。。,。
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