公安机关通过“全国公安机关跨区域办案协作平台”展开网上跨区域办案协作，属于调取犯罪嫌

　　It was a political reality Mr. Obama seemed to recognize the moment he took the stage. He directly confronted the political debate that erupted after the rampage, asking people of all beliefs not to use the tragedy to turn on one another. He called for an end to partisan recriminations, and for a unity that has seemed increasingly elusive as each day has brought more harsh condemnations from the left and the right. It was one of the more powerful addresses that Mr. Obama has delivered as president, harnessing the emotion generated by the shock and loss from Saturday’s shootings to urge Americans “to remind ourselves of all the ways that our hopes and dreams are bound together”.

对比色相对比处理不当容易产生（）的感觉

A、含蓄

B、平和

C、幼稚

D、活泼

感官驱动的幸福只是一种局部享受，与心灵没有关系。（）

机房应引入地线，地线接地电阻应不大于（），采用联合接地方式接地电阻应不大于1欧姆。

A.4欧姆

B.5欧姆

C.2欧姆

D.1欧姆

对于甲状腺腺瘤与结节性甲状腺肿来说，下列哪几项描述不正确

A．甲状腺腺瘤多为单个结节

B．结节性甲状腺肿常为多个结节

C．结节性甲状腺肿可合并腺瘤或腺瘤样变

D．甲状腺腺瘤常为多个结节

E．结节性甲状腺肿不可能为单个结节