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發表於:2019-11-01
問題詳情:根據右圖,下列有關說法不正確的是()A.水合銅離子的模型如圖1所示,1個水合銅離子中有4個配位鍵B.CaF2晶體的晶胞如圖2所示,每個CaF2晶胞平均佔有4個Ca2+C.H原子的電子雲圖如圖3所示,H原...
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發表於:2020-04-30
問題詳情:下列有關說法不正確的是 ( )A.水合銅離子的模型如圖*所示,1個水合銅離子中有4個配位鍵B.CaF2晶體的晶胞如圖乙所示,每個CaF2晶胞平均佔有4個Ca2+C.H原子的電子雲圖如圖*所...
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發表於:2018-07-09
ResearchesonCAFAutoIndustrySupplierSourcingandCapabilityDevelopment;CAFNanjingofferscompetitivesalarystructureandoverseastrainingopportunities.ResearchandDesignofCAFTOOLS...
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發表於:2020-12-29
問題詳情:CaféHubNexttotheCastleliesTheHub,homeoftheEdinburghInternationalFestivalandoneofthemosttalkedaboutspotsintown.Ourcaféisopeneverydayformouthwateringlunches,sna...
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發表於:2021-01-27
問題詳情:如圖,在△ABC中,AB=AC,∠C=70°,△AB′C′與△ABC關於直線EF對稱,∠CAF=10°,連接BB′,則∠ABB′的度數是( )A.30° B.35° C.40° D.45°【回答】C【分析】利用軸對稱圖形的...