【判断题】统计的初级数据和次级数据均来源于统计调查()
【单选题】【任务二:静态参数测试】 C3两端电压测试范围是( )
【简答题】Tom likes playing computer after school. (改为同义句) Tom likes playing _____ ______ _______ after school.
【单选题】蓄电池在安装时,一般推荐采用什么安装方式
【单选题】Tom likes playing football _____ Tim likes playing basketball.
【简答题】统计的初级数据和次级数据均来源于统计调查。( )
【单选题】Tom likes playing ( ) tennis but Jim likes playing ( ) piano.
【简答题】5/3 纬面缎纹读作 ,5/3 ↗读作 。