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【单选题】
对于配有设计完的位置伺服系统的数控机床,其定位精度和加工精度主要取决于( )。A.
位置检测元器件的精度
B.
计算机的运算速度
C.
驱动装置的精度
D.
机床机械结构的精度
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举一反三
【单选题】More resources are being _________ to the project.
A.
agonize
B.
attained
C.
allocated
D.
applied
【简答题】(____)礼是世界各个国家通用的交际礼仪
【单选题】"Resources are scarce" means ( ) .
A.
Most people in the world live in poverty
B.
Compared with the demand of resources, resources are always insufficient
C.
Resources must be reserved for the next generation
D.
The world's resources will eventually run out due to more and more production and services
【单选题】When resources are used efficiently, you can produce more of one good, ceteris paribus, only by:
A.
printing more money.
B.
charging a lower price for output.
C.
charging a higher price for output.
D.
producing less of another good.
【简答题】A．Sea resources decline more rapidly than other resources. B．Fishing is important to industry. C．Fish are an important food source. D．Fish are more threatened than other animals.
【单选题】When more resources in an economy are devoted to the production of capital goods:
A.
the production possibilities curve shifts inward.
B.
the production possibilities curve in the current period shifts inward, but shifts outward in the future.
C.
the production possibilities curve shifts outward next in the future.
D.
the production possibilities curve is unchanged from period to period.
【简答题】Resources are more useful as
instruments of power to the extent they are highly valued be participants in
the negotiation. Which of the following
is not a resource of organizational context?A. Money,...
【判断题】Inflation induces people to spend more resources maintaining lower money holdings. The costs of doing this are called shoeleather costs.
A.
正确
B.
错误
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