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發表於:2018-10-04
Meltedmetalispouredintoamoldtohardenintoshape.Plaqueneedstoberemovedthroughadailyoralcareroutinewhichincludesbrushingandflossingortheplaquewillhardenintotartar(orcalculus...
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發表於:2017-11-29
Theybegintoharden.I'djusthardenmyeyesandhissback.Thevarnishtakesafewminutestoharden.Heoftenwenttothegymtohardenhismuscles.Youjustneedtoknowhowtohardenyourapplicationifyo...
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發表於:2018-09-11
austempercasehardeningisothernaltransformationcasehardeningSim?ilarly,anincreaseincasedepth,particularlyunevencasedepthincasehardeningsteels,increaseswarpageonquenching.c...