【单选题】汽车离合器大多是盘形摩擦离合器,按其从动盘的数目可分为单片、双片和多片离合器,多片离合器不具备的优点的是()。
【判断题】出口商采用D/P60天比采用D/A60天承担的风险要大。
【单选题】在“遂相与评骘而授之梓”中, “梓”的意义是:
【单选题】微分方程ydχ+(y2χ-ey)dy=0是下述哪种方程?
【单选题】在“遂相与评骘而授之梓”中,“骘”之义为()
【单选题】Suppose the quantity demanded is 5 units when the price is $1.00. If the price rises to $2.00, the quantity demanded falls to 3 units. The price elasticity of demand is
【简答题】材料:搭载着3名航天员的神舟十号飞船于2013年6月13日13时18分与天宫一号目标飞行器成功实现自动交会对接。这是天宫一号自2011年9月发射入轨以来,第5次与神舟飞船成功实现交会对接。某校高二(1)班同学决定开展以“弘扬载人航天精神”为主题的探究活动,请你参与其中。
同学们了解到,载人航天飞行的成功,探索出一套符合我国国情和重大科技工程的科学管理模式和方法,积累了新形势下组织实施重大科技工程的...
【单选题】The demand curve for cookies is downward sloping. When the price of cookies is $2, the quantity demanded is 100. If the price rises to $3, what happens to consumer surplus?
A.
It falls by less than $100.
B.
It falls by more than $100.
C.
It rises by less than $100.
D.
It rises by more than $100.
【判断题】汽车离合器大多是盘形摩擦离合器,按其从动盘的数目可分为单片、双片和多片三类。
【判断题】The law of demand states that, other things equal, when the price of a good rises, the quantity demanded of the good falls, and when the price falls, the quantity demanded rises.