Given： What is the result？（） ["A","B","C","D","E"]
关于选用施工成本管理方法应遵循的原则，正确的有（）。 ["实用性原则","开拓性原则","灵活性原则","统一性原则","坚定性原则"]
对管道泄漏处进行修理后，应再次升压至试验压力，若压力在（）分钟内不下降，即可认为强度试验合格。 ["10","15","20","30"]
You are peer reviewing a fellow DBAs backup plan for his NOARCHIVELOG mode database， as shown here： Put the tablespaces in backup mode. Back up the datafiles for all tablespaces. Take the tablespaces out of backup mode. Back up all archived redo logs. Your colleague asks for you to comment on his plan. Which response would be correct？（） [" The plan will work as is."," The plan needs to be modified to allow for an archive-log switch after step 3."," The plan needs to be modified so that a backup of the archived redo logs occurs before step 1."," The plan needs to be adjusted to shut down the database after step 1 and to restart the database after step 2."," The plan cannot work as presented."]
金属氧化物避雷器百分之七十五“1mA电压”下的泄漏电流应不大于（）uA。 ["25","50","100"]
研究药物对机体作用规律的科学叫做（）学，研究机体对药物影响的叫做（）学。
