SB2200型MRB圆盘拉伸机的最小成品管尺寸为()
A.φ3.8×0.25
B.φ6×0.25
C.φ5×*0.3
参考答案:A
When __________ comes to "Xiao Yueyue Incident", Chinese media and Internet users condemn
the lack of morals and the decline of humanity in Chinese society.[ ]
A. it
B. that
C. what
D. this
16, 36, 25, 49, 36, 64,( )。
A.49 B.81 C.100 D.121