圆锥的母线长为6cm，底面周长为5πcm，则圆锥的侧面积为______．
S侧=12•2πr•l=5π×6=15πcm2．
故答案为：15πcm2．
They were all tired, but ____ of them would stop to have a rest. [ ]
A. any
B. some
C. no one
D. none
肾癌介入治疗技术有（）
A.肾动脉化疗
B.肾动脉栓塞
C.肾造瘘
D.支架成形术
E.硬化剂治疗
