捕捞权的取得方式有哪两种?
What must be created before populating the Tools application? () Item Sets。 Item Master Owner。 Vendors for the Items。 Storeroom assignment。
User A executes the following command to update the TRANS table) SQL> UPDATE B.trans SET tr_amt=tr_amt+500 WHERE c_code=’C005’; Before user A issues a COMMIT or ROLLBACK command, user B executes the following command on the TRANS table: SQl> ALTER TABLE trans MODIFY (tr_type VARCHAR2 (3)); What would happen in this scenario?() The transaction for user A is rolled back.。 The ALTER TABLE command modifies the column successfully.。 The ALTER TABLE command fails due to the resource being busy.。 The ALTER TABLE command waits until user A ends the transaction.。
监理单位在实施监理过程中,发现存在生产安全事故隐患的,不应当要求施工单位整改。
当井的遥控紧急关断阀(ESD)打开一个时会产生什么样的结果:() 只关闭全部的井口安全阀(SSV)。 关闭部分井口的井口安全阀(SSV)和井底安全阀(SSV)。 只关闭部分井底安全阀。
当验明设备确无电压后()将检修设备接地并三相短路。