【简答题】正垂面上的圆在V面上的投影形状为( ),在H面上的投影形状为( )。
【判断题】因为构件是变形固体,在研究构件的平衡时,应该按照变形后的尺寸进行计算。
【判断题】因为构件是变形固体,在研究构件的平衡时,应按照变形后的尺寸进行计算。
【简答题】#用列表推导生成100以内偶数的平方根,import math######FILL######ls = [ math.sqrt(x) for x in range(100) if ___ ]print(ls)
【单选题】The author of the passage, readers can infer, intends to show the ______.
A.
limitations of our technology
B.
vastness of the cosmic reality
C.
prospect of planetary travel
D.
psychological impact of time and space
【简答题】正垂面上的圆在V面上的投影为( ),在( )面上的投影形状为椭圆。
【单选题】It gradually __________ me that he was the very person that I shouldn't have trusted.
【单选题】(Where) did the accident (in which) your friend (was hurt) (took place)?
【单选题】The person I trusted most was a friend ____ I had grown up in my hometown.