应当逮捕的犯罪嫌疑人如果在逃，（）可以发布通缉令，采取有效措施，追捕归案。 ["公安机关","检察机关","法院","县级以上人民政府"]
口径（）mm以及更大的混凝土管通常都加钢筋 ["300","500","800","1000"]
ou are implementing control file multiplexing. Which of the following choices identifies the method you can use in order to generate the control file copies that Oracle will maintain?（） ["Issue ALTER DATABASE BACKUP CONTROLFILE TO filename","Make a copy of the control file with the database shut down","Issue ALTER DATABASE BACKUP CONTROLFILE TO trace","Make a copy of the control file with the database still running&e"]
下列措施中，只能提高安全边际而不能降低保本点的是（） ["提高单价","增加销量","降低单位变动成本","压缩固定成本开支"]
民法的基本原则有哪些？
“约哈里客”理论
