【简答题】心智技能不必通过外部言语表现出来。( )
【简答题】心智技能不必通过外部言语表现出来。 ( )
【单选题】Breastfeeding Can Cut Cardiovascular Risk Breastfeeding can reduce the risk of a heart attack or stroke later in life and could prevent hundreds of______(1)of deaths each year,researchers said on Frid...
【判断题】传动机构的作用是将直流电动机的转矩传递给发动机的飞轮,以带动发动的转动。