给水PH值不合格应增加（）的加入量 氨液。 碱液。 磷酸盐。
A company has acquired another company and is consolidating data centers. During the consolidation， half of the users of a business-critical application lost access. The users who maintained access experienced slow performance. What is the first action the SAN/storage administrator should take to determine the source of the problem（） review SAN configuration， connectivity， and zoning。 review application parameters for contention or tuning problems。 use internal disk monitoring tools to determine the problem source。 check the disk parameters in the OS setup on the system。
明代中后期出现资本主义萌芽的主要标志是（）。 手工业作坊大量增多。 手工业技术水平空前提高。 “机户出资，机工出力”的机房产生。 商品经济发展，对外贸易扩大。
In Recovery Manager （RMAN）， you have set control file autobackup to ON by using the following command： CONFIGURE CONTROLFILE AUTOBACKUP ON; Which two events would cause the control file to be backed up automatically？ （） a tablespace is taken offline。 the database instance is restarted。 a new data file is added to an existing tablespace。 a successful backup is recorded in the RMAN repository。 the RMAN connection is disconnected from the target database。
如何从倾听、表述、欣赏文学作品和早期阅读四个方面理解《纲要》的语言教育目标？
北京京能新能源有限公司目前拥有的风力发电机型从发电机的种类上可以分为：鼠笼异步发电机、双馈异步发电机和永磁直驱发电机。下面哪个风电场运行的机型包含以上所说的所有种类的机型（）
