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發表於:2018-08-24
Itistheidealhotpatchingmaterialthewallsandbottomsofconverters.Basedontheanalysisofthehotpatchingcraftforcoppersmeltingfurnace,givesthedesignofmechanism....
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發表於:2021-12-07
Mybicyclehadapunctureandneededpatchingup.Thistypeofwindowpatchingmachineconsistsofthesefiveunits:feedingunit,positioningadjustmentunit,gluingunit,filmpatchingunit,deliver...
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發表於:2021-07-16
Mybicyclehadapunctureandneededpatchingup.Forpatchingupmybrokenheart,andIwouldshutmyachingeyes."Wearejustpatchinguptheoldsystem,"hesays."Whyaretheyinsuchahurry?"Kellya...