關於steels的百科

• steels造句怎麼寫

• Deformablepermanent-magnetsteelsHighstrengthlowalloystructuralsteelsHeattreatedsteels,alloysteelsandfreecuttingsteels.Part7:wrought,quenchedandtemperedchromiumsteelThebarsteelsadoptIsteels,Anglesteelsorchannelsteels,oradoptsteelplateswhichareweldedin...
• 2019-09-105781

• stainless steels造句怎麼寫

• SmeltingofhighnitrogenmartensiticstainlesssteelsbyvacuuminductionfurnaceundernearnormalprotectiveatmosphereMicrostructureofhomemademodified316lstainlesssteelsanditsthermalannealingbehaviorarestudiedbythepositronannihilationlifetimetechnique.Theprinci...
• 2018-07-2322614