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【判断题】
如果计息周期为一定的时间区间(如年、季、月等)，并按复利计息，称为连续复利。A.
正确
B.
错误
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【简答题】Electric motors are either (DC) or (AC).
【判断题】All-electric vehicles are also called battery electric vehicles ( BEVs ), Battery-only electric vehicles ( BOEVs ),and full electric vehicles(FEVs). They use electric motors, motor controllers and in...
A.
正确
B.
错误
【多选题】采取措施使年长劳动者能安全、有效地工作,以下说法正确的是( )。
A.
安排适合年长劳动者的工作可改进安全和工作流程
B.
像年轻劳动者一样需要新技术培训,而且,年长劳动者很容易和年轻劳动者一样的方式进行学习
C.
新技术能使工作更轻松,年长劳动者容易适应新技术
D.
年长劳动者对于阅读小字体书写的或在弱光下阅读说明书(作业指导书)通常感到困难,应特别注意使他们易于阅读
【简答题】Electric motors are made in several designs, among which are , , servo, and .
【单选题】Suppose the following chart illustrates the domestic prices of three items (shoes, watches, and electric motors) of similar quality in the United States and Mexico.Items United States (dollars) ...
A.
shoes and watches, and the United States will import electric motors.
B.
shoes, and the United States will import watches and electric motors.
C.
all three goods from the United States.
D.
electric motors, and the United States will import shoes and watches.
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