选择题:满足三个组成规则的体系一定是几何不变体系,反过来说,几何不变体系也一定满足在个组成规则。×√ 题目分类:河南理工大学-结构力学 题目类型:选择题 查看权限:VIP 题目内容: 满足三个组成规则的体系一定是几何不变体系,反过来说,几何不变体系也一定满足在个组成规则。×√ 参考答案:
The boy ______ . Spanish for six years by the time The boy ______ . Spanish for six years by the time he takes his examination.A、 h 分类:河南理工大学-结构力学 题型:选择题 查看答案
I can leave this note to ________ is in charge of I can leave this note to ________ is in charge of foreign affairs of the univers 分类:河南理工大学-结构力学 题型:选择题 查看答案