与现代奥运会的原则相比，青奥会的创新、（）、育人、节俭等原则更凸显了时代性，体现了青

若x^m+2n=16，xⁿ=2，求x^m+n的值．

以下哪项提示有肺结核病情活动（）

A.痰涂片找到抗酸杆菌

B.X线胸片病灶扩大

C.病灶边缘模糊

D.空洞形成

E.病灶密度高，边界清楚

直肠癌早期临床表现是（）

A.大便次数增多

B.粪便稀，混合黏液

C.肛门内不适，下坠，腹部隐痛

D.间歇性少量血便

用偏移尾座法车削如图1-5所示的圆锥心轴，求尾座偏移量S。

The Simple Network Management Protocol (SNMP)is an (66) protocol that facilitates the exchange of management information between (67) . It is part of the Transmission Control Protocol/Internet Protocol(TCP/IP) protocol suite. SNMP enables network (68) to manage network performance, find and sole network problems, and plan for (69) An SNMP -managed network consists of three key components: managed devices , (70) ,and network -management systems .

A. network growth B. network structure C. network architectureD. network servers