http://image.zhihuishu.com/zhs/onlineexam/ueditor/201907/c372e9c97f4e4360aa140c6679d399d7.jpg图示体系是（ ）
举一反三
- 图示体系是几何（ ）http://image.zhihuishu.com/zhs/onlineexam/ueditor/201907/9d4b38b743cb4918bac12122ed90f951.jpg
- http://image.zhihuishu.com/zhs/onlineexam/ueditor/201907/6b8c9188bc1c4dbf97234a650b261758.jpg图示体系是几何（ ）
- 图示体系的计算自由度是（ ）http://image.zhihuishu.com/zhs/onlineexam/ueditor/201907/2a97c6d088e148a9936ac650262e6474.jpg
- http://image.zhihuishu.com/zhs/onlineexam/ueditor/201907/deac7a780e704e5189257fcbcfaf1b2b.jpg图示平面体系，多余约束的个数是（ ）
- 以下那些操作可以新建一个背景？ A: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201907/40aa135f5f0a475f971257bb827504fb.png" /> B: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201907/9307bb62780f4beb9816a80655aa869f.png" /> C: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201907/4c22f5c8020040beaa0fe566345b7eb9.png" /> D: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201907/e66c4f191e944062b31d06d70642aa3f.png" />