往船上输油时，以下各条中哪些是不符合安全的？（） ["在油轮的歧管附近准备两个灭火瓶","在装油臂和油轮歧管的连接法兰盘下面放一个油盘","在装油中如果油轮的歧管较远时，在甲板上吸烟也无防","在输油时，如果打雷必须中止装油"]
电子商务的最大信息载体是（） ["增值网","因特网","配送网","电信网"]
Which command is issued on an IBM Tivoli Workload Scheduler master to determine link status and collect into a user created report？ （） [" netstat -rn > "," conman "sc" > "," conman "show links" > "," conman "disp lnk status" > <\/filename><\/filename><\/filename><\/filename>"]
充装人员应根据（）随时调整秤砣的位置。 ["充装量；","充装压力；","钢瓶自重"]
Your Oracle Database 10g is online when you execute the following statement： SQL>ALTER TABLESPACE MY_TABLESPACE FLASHBACK OFF； What is the result of executing this statement if the Flashback Database feature is already enabled in the database？（） [" The database does not record flashback logs for MY_TABLESPACE"," The tables residing in MY_TABLESPACE are not protected by the Recycle Bin."," All the tablespaces except MY_TABLESPACE can be recovered using Flashback Database feature."," None of the flashback technologies， such as Flashback Table， Flashback Transaction Query and Flashback Version Query can be used to recover individual rows within the objects from MY_TABLESPACE"]
高温菌和中温菌在低温环境中的代谢能力为什么减弱？
