在工作时间和工作岗位，突发疾病死亡或者在（）小时之内经抢救无效死亡的，视同工伤。 12。 24。 36。 48。
某公司2000年初投资6000万元，建造一条生产线，该生产线于2003年初完工并投入使用。预计2003年、2004年、2005年年末该条生产线可创造收益额各年分别为3000万元、2500万元、2000万元。复利年利率为8%。计算2003年、2004年、2005年3年总收益额2003年年初的总现值。
简述奥苏伯尔的成就动机内驱力。
You are a professional level SQL Sever 2008 Database Administrator in an international corporation named Wiikigo. You are experienced in managing databases in an enterprise-level organization, optimizing and sustaining the database life cycle. In the company, your job is to implement solutions on security, troubleshooting, deployment and optimization. A SQL Server 2008 instance is managed by you. The security requirements should be designed for a new database application, and the application will be deployed to the instance. A table is consisted by the new database, and the table is created by utilizing the following code segment: Since you are the technical support, you should utilize the maximum secure method to protect the BonusPlan column from the access of unauthorized users. Which action will you perform to finish the task?（） To finish the task, Transparent data encryption should be utilized. 。 To finish the task, the NTFS file system security should be utilized and the access of the database files should be limited to the SQL Server 2008 Service account. 。 To finish the task, the Trustworthy option for the database should be utilized. 。 To finish the task, the Advanced Encryption Standard encryption should be utilized on all columns in the database.。
高炉煤气回收净化系统中属于粗除尘的设备是（）。 重力除尘。 文氏洗涤器。 电气除尘器。
价格鉴证文书是（）的文书。
