实施性施工进度计划要反映各施工作业相应的（）的安排。 总工期。 年度内。 日历天。 季度内。
At the request of a user， you issue the following command to restore a dropped table： flashback table "BIN$F2JFfMq8Q5unbC0ceE9eJg==$0" to before drop； Later， the user notifies you that the data in the table seems to be very old and out of date. What might be the problem？（） Because a proper range of SCNs was not specified， the wrong data was restored.。 A proper range of timestamps was not specified， so the wrong data was restored.。 A previous Flashback Drop operation had been performed， resulting in multiple versions of the table being stored in the Recycle Bin.。 Either option A or B could be correct. Not enough information was provided to determine which.。 None of the above.。
简述意外伤害保险的保险责任的条件构成。
客户身份资料，自业务关系结束当年计起至少保存（）年 5。 10。 20。 长期。
简述Suzlon S82/1.5MW可变滑差异步感应型风力发电机工作原理？
下列材料中，属于土工复合材料的是（）
