皮皮学，免费搜题
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【单选题】
有过载保护作用的机械部件是()。A.
弹性套柱销联轴器
B.
万向联轴器
C.
牙嵌离合器
D.
圆型摩擦离合器
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反馈参考答案：
举一反三
【简答题】When supply exceeds demand for any product, prices are ________ to fall. A) timely B) simultaneous C) subject D) liable
【单选题】The supply curve for a product will shift to the right when there is:
A.
The supply curve would shift to the left if the costs of the good increased,
B.
The supply curve would shift to the left if the prices of other goods increased,
C.
The supply curve would shift to the left If people expected the price of product to
D.
increase
【单选题】Excess supply occurs when:
A.
. the price is above the equilibrium price.
B.
. the quantity demanded exceeds the quantity supplied.
C.
. the price is below the equilibrium price.
D.
. the quantity demanded exceeds the quantity supplied and when the price is below the equilibrium price.
【简答题】目前IP地址(IPV4)用_____个字节表示.
【单选题】When the demand for facial tissues increased, the supply ______.
A.
was not stopped
B.
became more competitive
C.
remained unchanged
D.
was increased to keep up with the demand
【单选题】When a tariff on a product is removed, it will result in a(n)______in the supply of a product and a______.
A.
decrease...higher price
B.
increase...higher price
C.
increase...lower price
D.
decrease...lower price
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