软填料密封通常用作（）或往复运动的元件与填料箱之间环行空间的密封。 A、旋转 。 B、螺旋 。 C、往复直线运动 。 D、环向。
A system administrator is implementing a new 2-way POWER5 server with APV that is to be divided into three partitions. The application groups have requested the following CPU entitlements for the partitions： Partition 1： min = 1.0， max = 2.0， desired = 1.5 Partition 2： min = 1.0， max = 2.0， desired = 1.0 Partition 3： min = 0.1， max = 1.0， desired = 0.8 The administrator immediately finds that the three partitions cannot be started in order to run concurrently. What changes can be made to entitlement configuration to allow all three partitions to be started in order？（） Change the max on Partition 1 to 1.5.。 Change the desired on Partition 1 to 1.0.。 Change the max and desired on Partition 1 and 2 to 1.0.。 Change the min and desired on Partition 1 and 2 to 0.9.。
质量控制是指在力求实现工程建设项目总目标的过程中，为满足项目总体进度要求所开展的有关的监督管理活动。
郭先生，45岁，排尿时出现排尿中断和疼痛，到医院就诊，医生怀疑为膀胱结石，膀胱镜检查的体位是（） 膝胸位。 截石位。 侧卧位。 俯卧位。 侧卧位。
In your database，the LDAP_DIRECTORY_SYSAUTH initialization parameter has been set to YES and the users who need to access the database as DBAs have been granted SYSDBA enterprise role in Oracle Internet Directory （OID）. SSL and the password file have been configured. A user SCOTT with the SYSDBA privilege tries to connect to the database instance from a remote machine using the command：$ SQLPLUS scott/tiger@DB01 AS SYSDBA where DB01 is the net service name. Which authentication method would be used first？（） authentication by password file。 authentication by using certificates over SSL。 authentication by using the Oracle Internet Directory。 authentication by using the local OS of the database server。
投资需求对产业结构的影响表现在以下几个方面（）
