简介:Inthebeginningissueof2016,China'srefractoriesinvitedDr.ValeriyMartynenko,thedirectorofUkrainianResearchInstituteofRefractoriesnamedafterA.S.Berezhnoytobetheexecutiveeditor-in-chief.Itisarealinternationalissue.EightpapershavebeenpresentedbyresearchersfromUkraine,Canada,CzechRepublic,Brazil,IsraelandRussia.Twopapers
简介:前不久,中国航天科技集团公司第六研究院第十一研究所发来感谢信,对中国科学院兰州化学物理研究所为2016年6月25日长征七号运载火箭的成功发射所作出的贡献表示感谢。
简介:Immigrationrelocationofthepoorinruralareasisaneffectivetargetedmeasuretohelppeopleoutofpovertyinthenewnormal.Thestructuralconstraintslieintheheavypressureoflandresourcesandenvironmentalcarryingcapacity,highcostofimmigrationsettlementanddelayedcounterpartfunds,insufficientindustrialsupportanddifficultyinliving-making.Torealizethegoaloftargetedpovertyalleviation,itdemandsdeterminationandcapabilityfromthepolicydesigner,aswellthesocialbasis.Theeffectimposedbythestructuralconstraintstoimplementationofsuchpolicyshouldbepaidadequateattentionbypublicsectors.Itissupposedtochangetheguidingdirectionofthepolicytimelyandtorelievefinancialburdenofimmigrationsettlementandresourceenvironmentalbearingcapacitythroughmechanismofjointeffortsfrominternalandmoreexternalsupport.
简介:摘要陈述性知识和程序性知识的心理表征是不同的,而且对应的外显行为也是不同的。陈述性知识是程序性知识的前身,学生经过变式练习,将概念和规则由陈述性知识表征方向转变为程序性知识的产生式表征,并随着运用次数的增加达到技能的自动化。因此在教学设计时,需要区别俩种知识的教学过程,尤其注意程序性知识的习得过程和运用过程。