连墙件设置应靠近主节点,偏离主节点的距离不应大于( )。
A.300mm
B.350mm
C.400mm
D.450mm
参考答案:A
对任意的实数k,直线y=kx-1与圆x2+y2-2x-2=0的位置关系是( )
A.相离
B.相切
C.相交
D.以上三个选项均有可能
Though there are many beautiful dresses in the shop, yet none could ________ her.
A.suit
B.go with
C.match
D.meet