取塞柄时，若超过（）压力，应考虑使用推进器。 ["1.0MPa","2.5MPa","4.0MPa","6.0MPa"]
You issued the following command at the UNIX environment： % setenv ORA_SDTZ ’OZ_TZ’ What will be the impact of issuing the above command？（） [" The operating system local time zone will be set for a user session using the operating system environment variable."," The database local time zone will be set for a user session using the operating system environment variable."," The operating system local time zone will be set for the database using the operating system environment"," The database local time zone will be set for the database using the operating system environment variable."]
某企业为本企业专门自制发电机组一台，本月移送并开始安装，该设备账面成本为35000元，无同类型产品销售价，则应纳销项税额为（）（成本利润率为10%）。 ["5950元","6545元","3850元","3500元"]
变压器短路实验常在高压侧进行，其原因是（）。 ["高压侧电流较小，便于测量","低压侧电流太大，变压器易于过电流损坏","可以使低压侧电流小一点","变压器发热可以小一些"]
You executed this command to create a temporary table： SQL> CREATE GLOBAL TEMPORARY TABLE report_work_area （startdate DATE， enddate DATE， class CHAR（20））ON COMMIT PRESERVE ROWS； Which statement is true about the rows inserted into the REPORT_WORK_AREA table during atransaction （） ["The rows stay in the table only until session termination.","The rows stay in the table only until the next transaction starts on the table.","The rows are visible to all current sessions after the transaction is committed.","The rows stay available for subsequent sessions after the transaction is committed"]
时花养护质量标准
