【单选题】根据我国现行规定,对于大型电力系统频率偏移的要求是( )。
【简答题】Gam Co sells electronic equipment and is about to launch a new product onto the market. It needs to prepare its budget for the coming year and is trying to decide whether to launch the product at a pr...
【简答题】Jenny is old enough to ______. (该明白不应该整天玩电脑游戏).
【单选题】下列财务报表项目中,流动性最强的是( )。
【单选题】根据我国现行规定,对于大型电力系统频率偏移的要求是
A.
正常运行情况下,频率偏移不得超过±0.5HZ
B.
正常运行情况下,频率偏移不得超过±0.2HZ
【简答题】The supermarket sells various kinds of things,______(从衣物食品到电脑游戏).
【单选题】根据我国现行规定,对于大型电力系统频率偏移的要求是( )
A.
正常运行情况下,频率偏移不得超过±0.5Hz
B.
正常运行情况下,频率偏移不得超过±0.2Hz
【单选题】根据我国现行规定,对于大型电力系统频率偏移的要求是:
A.
正常运行情况下,频率偏移不得超过±0.5Hz
B.
正常运行情况下,频率偏移不得超过±0.2Hz