结构体系的计算自由度 。
A.一定与体系的实际自由度相等;
B.一定大于体系的实际自由度;
C.大于体系的实际自由度;
D.一定小于等于实际自由度。
- · 有4位网友选择 D,占比50%
- · 有2位网友选择 A,占比25%
- · 有1位网友选择 C,占比12.5%
- · 有1位网友选择 B,占比12.5%
A.一定与体系的实际自由度相等;
B.一定大于体系的实际自由度;
C.大于体系的实际自由度;
D.一定小于等于实际自由度。
A、计算自由度小于0,就一定是超静定结构
B、计算自由度等于0,就一定是静定结构
C、计算自由度等于0,就一定不是常变体系
D、计算自由度大于0,就一定是常变体系
A.计算精度高
B.存储程序控制
C.处理速度快
D.可靠性高
A. 16159.1
B. 13735.2
C. 12349.5
D. 10537
Millriver is a tiny village. Someone says it possesses a tree. The tree is cursed. Someone mentioned the tree in a newspaper. People visit Millriver. The number has now increased. The tree near a church. Someone planted it fifty years ago. It is only in recent years. It has gained an evil reputation. People say that anyone touches the tree will have bad luck, picks a leaf will die. The tree has already claimed a number of victims. Many villagers believe. They has been asked the vicar to ask others cut down the tree. Up to now he has refused. He has pointed out. The tree is a useful source. People can get income from it. Tourists have been coming to see it. They are from all parts of the country. People all said that. The tourists have been picking leaves and cutting their names on the tree-trunk. Up to now, there are no men has been struck down by sudden death!
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