A、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/ueditor/jsp/upload/image/20171108/1510113382670065055_工程与建筑制图试卷3-2-6-A.png" title="1768012142795662" alt="工程与建筑制图试卷3-2-6-A.png"/>
B、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/ueditor/jsp/upload/image/20171108/1510113389172064601_工程与建筑制图试卷3-2-6-B.png" title="4018040159701518" alt="工程与建筑制图试卷3-2-6-B.png"/>
C、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/ueditor/jsp/upload/image/20171108/1510113395936094605_工程与建筑制图试卷3-2-6-C.png" title="24459128046072797" alt="工程与建筑制图试卷3-2-6-C.png"/>
D、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/ueditor/jsp/upload/image/20171108/1510113401200019912_工程与建筑制图试卷3-2-6-D.png" title="1646497703187889" alt="工程与建筑制图试卷3-2-6-D.png"/>