图5-5-9所示任意截面已知面积为A,形心为C,对z轴的惯性矩为I,则截面对z1轴的惯性矩Iz1为:()
A.A
B.B
C.C
D.D
参考答案:D
解析:
–________ is said that _________ tourists Geyuan Garden every day.
A.That, thousands of
B.This, three thousand
C.It, five thousand of
D.It, thousands of