【单选题】一台磁极对数为3的三相异步电动机,其转差率为 3% ,则此时的转速为( )
【单选题】Although Oliver Rodriguez' books have shaped the way that businesses handle staff relations, he does not consider______an expert on the subject.
【判断题】影响健康的行为分为两类,一类是健康保护行为,另一类是健康损害行为。()
【多选题】关于胃的位置正确的说法是:( )
A.
中等充盈时,大部位于左季肋区,少部位于腹上区
【单选题】What is considered by Hayashibara to be the way to heighten the creativity of his staff?
A.
To acquire knowledge as much as possible.
B.
To know more about culture of other peoples.
C.
To gain knowledge of other fields.
【简答题】健康相关行为是指( )。 A. 促进健康的行为 B. 与疾病有关的行为 C. 与健康有关的行为 D. 与健康和疾病的有关的行为 E. 危害健康的行为