简介:自教育部颁布《3-6岁儿童学习与发展指南》以来,各级各类幼儿园纷纷组织教师以及家长学习《指南》、理解《指南》、领会《指南》、运用《指南》,努力实现《指南》的宗旨:帮助幼儿园教师和家长了解3-6岁幼儿学习与发展的基本规律和特点,建立对幼儿发展的合理期望,实施科学的保育和教育,让
简介:为了使人们更多地了解地震的危害性,美国政府正在花费大量的资金致力于寻找两个问题的答案。这两个问题是什么呢?他们具体的做法又是什么呢?TheU.S.governmenthasrecentlyhelpedpeoplelearnmoreaboutthedan-gersofearthquakesbypublishingamap.Thismapshowsthechancesofanearth-quakeineachpartofthecountry.Thear-easofthemapwhereearthquakesaremostlikelytobreakoutarecalledearthquake“belt”.Thegovernmentisspendingagreatdealofmoneyanisworkinghardtohelpdiscovertheanswertothesetwoquestions:1.Canweforetellearthquakes?2.Canw...
简介:ANewFuzzyLogicControllerBasedIPMSynchronousMotorDrive.Anewposition-sensorlesspositioncontrolmethodforhigh-speedspindlesystems,Anovelcalculationmethodforironlossresistancesuitableinmodelingpermanent-magnetsynchronousmotors,AnovelPWMinverterbasedonphasesegregatedanalysis
简介:Edith得了严重的心脏病,然而是什么使她战胜了疾病,青春永驻的呢?MyauntEdithwasawidow(寡妇)of50,workingasasecretary,whendoctorsdiscoveredwhatwasthoughttobeaveryseriousheartillness.AuntEdithdoesntacceptdefeateasily.Shebeganstudyingmedicalreportsinthelibraryandfoundanarticleinamagazineaboutawell-knownheartdoctor,Dr.MichaelDeBakey,ofHouston,Texas.Hehadsavedthelifeofsomeonewiththesameillness.ThearticlesaidDr.DeBakeysfeeswereveryhigh;AuntEdithcouldntpossiblypaythem.Butcouldhe...