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如果要求“computer”和“software”两个检索词同时出现在文献中,下列检索式正确的是()。

A.computer+software

B.computer*software

C.computer:software

D.computer-software

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更多“如果要求“computer”和“software”两个检索词…”相关的问题
第1题
画出下述两种商品个人偏好的无差异曲线:汉堡包和软饮料。指出个人满足[或效用)增加的方向:(1)乔
画出下述两种商品个人偏好的无差异曲线:汉堡包和软饮料。指出个人满足[或效用)增加的方向:(1)乔

画出下述两种商品个人偏好的无差异曲线:汉堡包和软饮料。指出个人满足[或效用)增加的方向:

(1)乔的无差异曲线为凸的,不喜欢汉堡包和软饮料。

(2)简喜欢汉堡包,但不喜欢软饮料。如果服务员给她一杯软饮料,她会不喝倒掉。

(3)鲍勃喜欢汉堡包,但不喜欢软饮料。但是如果服务员给他一杯软饮料,为了礼貌他会喝掉。

(4)莫利喜欢汉堡包和软饮料,但坚持精确地按照两个汉堡包搭配一杯软饮料来吃。

(5)比尔喜欢汉堡包,但对软饮料无所谓喜欢或不喜欢。

(6)玛丽从额外一个汉堡包中获得的满足是从额外一杯软饮料中获得的满足的两倍。

Draw indifference curves that represent the following individuals ’preferences for hamburgers and soft drinks. Indicate the direction in which the individuals' satisfaction (or utility) is increasing.

a. Joe has convex indifference curves and dislikes both hamburgers and soft drinks

b. Jane loves hamburgers and dislikes soft drinks. If she is served a soft drink, she will pour it

down the drain rather than drink iT.

c. Bob loves hamburgers and dislikes soft drinks. If he is served a soft drink, he will drink it to be polite.

d. Molly loves hamburgers and soft drinks, but insists on consuming exactly one soft drink for every two hamburgers that she eats.

e. Bill likes hamburgers, but neither likes nor dislikes soft drinks.

f. Mary always gets twice as much satisfaction from an extra hamburger as she does from an extra soft drink.

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第2题
u_______ V.to become or cause to become soft or liquid

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第3题
No matter what your job or your position, computer skill are required in any departme
nt of our company.

A.无论你是从事生产还是销售,,计算机技能都会在你的工作中发挥重要作用。

B.无论你在哪个领城工作,我们公司都要要求员工能够熟练地掌握计算机技能,

C无论你从事什么工作,在什么岗位,我们公司任何部门都需要计算机技术。

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第4题
Which one Not belongs to Soft skill____

A.Leadership

B.Communication

C.Teamwork

D.IT skills

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第5题
awr报告中,下列哪些指标越高越好()。
A、Execute to Parse %:

B、Parse CPU to Parse Elapsd %:

C、Soft Parse %:

D、% Non-Parse CPU:

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第6题
The speech organs located in the oral cavity are the tongue, the uvula, the soft palat
e, the hard palate, the teeth ridge, the teeth and lips.()

此题为判断题(对,错)。

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第7题
ACME公司确定,在目前的价格上,其电脑芯片的需求在短期内有-2的价格弹性,其软盘驱动器的价格弹
性是-1。

(1)如果公司决定将两种产品的价格都提高10%,其销售量会有什么变化?销售收入呢?

(2)你能否从已知的信息中判断,哪个产品会给厂商带来最大的收入?如果答案是肯定的,为什么?如果无法做出回答,你还需要哪些信息?

The ACME Corporation determines that at current prices the demand for its computer chips has a price elasticity of-2 in the short run, while the price elasticity for its disk drives is- 1.

a. If the corporation decides to raise the price of both products by 10 percent , what will happen to its sales? To its sales revenue?

b. Can you tell from the available information which product will generate the most revenue for the firm? If yes, why? If not, what additional information would you need?

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第8题
以下哪种方法有助于培养创意性的思维?()

A.IDEA

B.SOFT

C.WALK

D.THINK

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第9题
“Heard melodies are sweet, but those unheard /Are sweeter;therefore,ye soft pipes,pla

A.John Keats

B.William Wordsworth

C.Byron

D.Sheelley

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第10题
下面哪项命令可以查看CRS的版本()

A.crsctl query crs activeversion

B.crsctl query crs softwareversion

C.crsctl query crs soft

D.crsctl query crs version

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第11题
Jack’s father shouted at him ______ because he was always playing computer games. (ang
Jack’s father shouted at him ______ because he was always playing computer games. (ang

ry)

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