观察左图,并在右边的三视图中标出几何体中的相应字母的位置 （本小题满分14分）如图，已知几何体的三视图(单位：cm)．...
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主视图上边顶点为A，底边3点从左至右依次为CDB。左视图上边顶点为A，底边3点左至右依依次为BCD。俯视图上面第一条边左C右B，下面为D，中间三线交点为A绛旓細涓瑙嗗浘涓婅竟椤剁偣涓篈锛屽簳杈3鐐逛粠宸﹁嚦鍙充緷娆′负CDB銆宸﹁鍥涓婅竟椤剁偣涓篈锛屽簳杈3鐐瑰乏鑷冲彸渚濅緷娆′负BCD銆備刊瑙嗗浘涓婇潰绗竴鏉¤竟宸鍙矪锛屼笅闈负D锛屼腑闂翠笁绾夸氦鐐逛负A
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绛旓細淇鍥俱佷富瑙嗗浘鍜宸﹁鍥鏄墿浣鐨勪笁瑙嗗浘锛瀹冧滑鍒嗗埆浠ｈ〃绔嬩綋鐗╀綋鐨勬闈㈡姇褰便佹按骞虫姇褰卞拰渚ч潰鎶曞奖銆傚乏瑙嗗浘鏄粠鐗╀綋鐨勫乏渚瑙傚療锛鍏舵姇褰变綅浜庣墿浣撶殑鍙充晶銆備富瑙嗗浘鏄剧ず浜嗙墿浣撶殑涓婁笅鍜屽乏鍙充綅缃叧绯伙紝淇鍥炬樉绀轰簡鐗╀綋鐨勫墠鍚庡拰宸﹀彸浣嶇疆鍏崇郴锛岃屽乏瑙嗗浘鏄剧ず浜嗙墿浣撶殑鍓嶅悗鍜屼笂涓嬩綅缃叧绯汇備竴涓姇褰辨棤娉曞敮涓纭畾绌洪棿褰綋鐨勫舰鐘...
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绛旓細涓夎鍥鏄富瑙嗗浘銆佷刊瑙嗗浘銆宸﹁鍥涓変釜鍩烘湰瑙嗗浘銆備笁瑙嗗浘鏄竴绉嶅湪澶氫釜鏂瑰悜涓瑙傚療鐗╀綋骞惰〃杈惧叾褰㈢姸銆佸ぇ灏忓拰浣嶇疆鐨勫浘褰㈣〃绀烘柟娉曘備互涓嬫槸鍏充簬涓夎鍥剧殑璇︾粏瑙ｉ噴锛1. 涓昏鍥撅細涓昏鍥炬槸浠庣墿浣撶殑姝ｉ潰瑙傚療鍒扮殑瑙嗗浘銆傚畠鎻愪緵浜嗙墿浣撶殑涓昏褰㈢姸鍜岀壒寰佺殑绗竴鍗拌薄銆備富瑙嗗浘閫氬父鏄笁涓鍥句腑鐨勪富瀵奸儴鍒嗭紝鍏朵粬涓や釜瑙嗗浘鐩稿浜...
