ADN造句
ReactionMechanismofFormingPoreinHTPB/ADNPropellantsFUZZYRELIABILITYCALCULATIONONSAFETYMARGINADNAPPLICATONOF-GEARSApplicationofHighEnergyDensityCompoundsCL-20,DNTFandADNinHighEnergyPropellantINFLUENCEO...
ReactionMechanismofFormingPoreinHTPB/ADNPropellantsFUZZYRELIABILITYCALCULATIONONSAFETYMARGINADNAPPLICATONOF-GEARSApplicationofHighEnergyDensityCompoundsCL-20,DNTFandADNinHighEnergyPropellantINFLUENCEO...
问题详情:如图,在Rt△ABM和Rt△ADN的斜边分别为正方形的边AB和AD,其中AM=AN。(1)求*:Rt△ABM≌Rt△AND(2)线段MN与线段AD相交于T,若AT=,求的值 【回答】解:第1问主要是读懂意思,AD=AB,AM=AN,∠AMB=∠AND=90°从而易*。Rt△ABM...
问题详情:如图,正方形ABCD的边长为4,点M在边DC上,M、N两点关于对角线AC对称,若DM=1,则tan∠ADN=.【回答】【考点】正方形的*质;轴对称的*质;锐角三角函数的定义.【分析】M、N两点关于对角线AC对称,所以CM=CM,进而求出CN的长度.再利...