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【简答题】
与分散控制系统( DCS )相比, 现场总线控制系统( FCS )的优点有哪些?
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反馈参考答案：
举一反三
【多选题】运动训练抑制免疫功能的主要机制包括( )。
A.
交感神经兴奋对免疫功能的抑制作用
B.
血糖浓度降低对免疫功能的抑制作用
C.
免疫调控信息物之间的平衡关系遭到破坏
D.
免疫抑制因子升高对免疫功能的负性影响
E.
氧自由基升高对免疫细胞的破坏作用加强：
【单选题】As the economy weakens, banks are increasingly squeezing customers who overdraw their bank accounts. Bank of America and Washington Mutual have jacked up their overdraft fees and made it easier for cu...
A.
Competitive factors
B.
Too little money in customers' accounts
C.
The weak economy
D.
Debit-card transactions
【判断题】Customers
become bad-tempered, and they always complain about some
“ trifles ”.
A.
正确
B.
错误
【单选题】设A是任一n(n≥3)阶方阵，A*是A的伴随矩阵，又k为常数，且k≠0，±1，则必有(kA)*等于
A.
kA*．
B.
kn－1A*．
C.
knA*．
D.
k－1A*．
【单选题】Select the paragraph from the introduction [paragraphs 1-5] that explains how customers can donate their used Legos.
A.
Plastic is a strong material. It can be bad for the environment. Plastic does not break down easily. It cannot become part of the soil. Instead, plastic breaks into tiny pieces. Birds might eat these pieces. Other animals might eat them, too. Plastic is bad for animals.
B.
Customers are worried about this. Lego knows this. It wants to make its customers happy. So Lego is trying a new program.
C.
Customers might have Legos they do not use anymore. Lego wants to keep them out of the trash.
D.
Customers can mail old bricks back to Lego for free. Lego will clean the used toys. Then they will give them to Teach for America. Teach for America is a charitable group. It will give the Legos to classrooms in the U.S.
【简答题】请问云计算的三种业务模式分别是?
【简答题】阅读下列材料：
材料1：……是以赏莫如厚而信，使民利之；罚莫如重而必，使民畏之；法莫如一而固，使民知之。故主施赏不迁，行诛无赦，誉辅其赏，毁随其罚，则贤不肖俱尽其力矣。
——《韩非子》
材料2：《春秋》大一统者，天地之常经，古今之通谊也。今师异道，人异论，百家殊方指意不同，是以上亡以持一统；法制数变，下不知所守。臣愚以为诸不在六艺之科，孔子之术者，皆绝其道，勿使并进。邪辟之说灭息，然后统纪可...
【简答题】You suspect that your customers aren’t as happy as they once were. First, existing customers seem to be 1 you for the competition almost as fast as you can get new ones. Second, your company has start...
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