Levi's经典工装裤,口袋上的弧形双缝线设计所代表的是?
A.象征大海的惊淘骇浪
B.象征老鹰的自由精神
C.象征山峦的高大雄伟
D.象征沙漏的时间流逝
A.象征大海的惊淘骇浪
B.象征老鹰的自由精神
C.象征山峦的高大雄伟
D.象征沙漏的时间流逝
双筋矩形截面受弯构件中,受压区高度x≤ξbh0是为了防止出现()。
A. 少筋梁
B. 适筋梁
C. 超筋梁
D. 剪压破坏
A.p->next=s; s->prior=p; p->next->prior=s; s->next=p->next;
B.p->next=s; p->next->prior=s; s->prior=p; s->next=p->next;
C.s->prior=p; s->next=p->next; p->next=s; p->next->prior=s;
D.s->prior=p; s->next=p->next; p->next->prior=s; p->next=s;
A.P—>next=s;
B.p—>next=s; s—>prior=p; p—>next—>prior=s; p—>next—>prior=s; s—>prior=p; s—>next=p—>next; s—>next=p—>next
C.s—>prior=p;
D.s—>prior=p; s—>next=p—>next; s—>next=p—>next; p—>next=s; p—>next—>prior=s; p—>next—>prior=s; p—>next=s;
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