造价工程师职业道德规范对造价行业相关工作和造价工程师的约束作用，主要依靠社会舆论和道德的力量来维护，造价工程师的社会责任就显得尤为重要，这体现的是造价工程师职业道德规范的服务性
在原油管道实施囊式封堵作业时，通过（）可以快速判断管线最初封堵效果。 排部分油后观察油面是否上涨。 看囊压是否下降。 打开挡板排气阀，看挡板压力表是否迅速归零。 仔细观察低压侧压力变化。
You are using Recovery Manager (RMAN) for backup and recovery operations with a recovery catalog. You have been taken database backups every evening. On November 15, 2007, at 11:30 AM, you were informed that the USER_DATA tablespace was accidentally dropped. On investigation, you found that the tablespace existed until 11:00 AM, and important transactions were done after that. So you decided to perform incomplete recovery until 11:00 AM. All the archive logs needed to perform recovery are intact. In NOMOUNT state you restored the control file that has information about the USER_DATA tablespace from the latest backup. Then you mounted the database. Identify the next set of commands that are required to accomplish the task? （） A。 B。 C。 D。
企业发展战略应包括市场的进入和退出两部分。
企业发展战略指的就是市场的进入。
诊断ITP最有价值的实验室检查是下列哪一项（）
