【简答题】高度等于宽度两倍的矩形截面梁承受垂直方向的载荷,竖放截面时梁的强度是横放截面时梁的强度的___倍?
【单选题】高度等于宽度两倍的矩形截面梁承受垂直方向的载荷,竖着放截面时梁的强度是横放截面时梁的强度的____倍
【单选题】―______________ ―Because they are very smart.
A.
How do you like pandas?
B.
What animals do you like?
C.
What’s your favorite animal?
D.
Why do you like koalas?
【简答题】—What animals do you like best? —I like( ) best.A. tigers B. apples C. egetables D. trees