有关DOA的精选大全

如图将两块三角板的直角顶点重叠在一起，∠DOB与∠DOA的比是2：11，则∠BOC＝　　．

2019-10-19 问题详情：如图将两块三角板的直角顶点重叠在一起，∠DOB与∠DOA的比是2：11，则∠BOC＝．【回答】70°【解答】解：设∠DOB为2x，∠DOA为11x；∴∠AOB＝∠DOA﹣∠DOB＝9x，∵∠AOB＝90°，∴9x＝90°，∴x＝10°，∴∠DOB＝20°，∴∠BOC＝∠COD﹣∠DOB＝90°﹣20°...

—It’sabitcold.Wouldyoumindmy allthewindows? —Doa...

2021-11-05 问题详情： —It’sabitcold.Wouldyoumindmy allthewindows? —Doasyoulike,please. A.close B.willclose C.closing ...

DOA经典语录

2017-07-16 经典语录...

用DOA造句子，“DOA”造句

2017-12-20 TargetDOAestimationmethodusingMIMOarrayResearchofSuper-resolutionDOAEstimationAlgorithmofWidebandSignal;SignalSubspaceWidebandFocusingDOAEstimationAlgorithmBasedonG-SOrthogonalMethod利用DOA信息，初始化...

Readingisprobablyoneofthemostbeneficialandeasy-to-doa...

2019-11-05 问题详情： Readingisprobablyoneofthemostbeneficialandeasy-to-doactivitiesthatamancando.Itisdescribedasajourneythatstartsastheopeningofapage,andfinishesasthelastpageisturned.____36____Itisthroughreadi...

如图，ABCD为正方形，O为对角线AC、BD的交点，则△COD绕点O经过下列哪种旋转可以得到△DOA（　　）A...

2022-08-07 问题详情：如图，ABCD为正方形，O为对角线AC、BD的交点，则△COD绕点O经过下列哪种旋转可以得到△DOA（）A．顺时针旋转90° B．顺时针旋转45°C．逆时针旋转90° D．逆时针旋转45°【回答】C【考点】旋转的*质．【专题】...