学科分类
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3 个结果
  • 简介:Theresources,miningcapacityandcalcinationcapacityofrefractorygradebauxiteinChinamarketwereintroduced.Thenmajorenvironmentalprotectionregulationslaunchedoverthepastyearswerebrieflyreviewed.Meanwhilesomethoughtsabouttheoutlookofthemarketwereshared.

  • 标签: CALCINED BAUXITE OUTLOOK ENVIRONMENTAL protection REGULATIONS
  • 简介:Ofthe17rareearthelements(REEs),somehaveprovenrarerthanothers.Neodymiumandpraseodymium(NdPr),twometalsinstrumentaltotherapidlyexpandinggreenenergyandelectricvehicle(EV)sectors,sawthegreatestdemandandpricemovementin2018.Demandforthemetals,whichareusedtomakehigh-strengthmagnetsforwindturbinesandEVengines,isexpectedtogrowasmoreEVsaremanufacturedandasclean-energystrategiesareadopted.

  • 标签: REES NdPr EV
  • 简介:虽然该对象不被使用,/*创建邮件对象*/ ,该对象是outlook的核心对象

  • 标签: 对象模型 模型实现