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【单选题】
某模糊控制器的语言变量选为实际水位与给定水位之差即误差 e ,以及调节阀门开度的变化量 u ,故该模糊控制器为 ( )A.
单输出 — 双输入
B.
单输入—单输出
C.
双输入 — 双输出
D.
双输入 — 单输出
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举一反三
【简答题】Before the rise of industry people have less ______ since they had to work from dawn to dark with little time allowed for meals.
【单选题】Since the earth’s resources are getting fewer and fewer，recycling industry certainly＿＿big benefits in the near future．
A.
promises
B.
attempts
C.
demands
D.
invests
【单选题】Since the industrial revolution, government, society, and industry have attempted to channel technological progress in useful directions. Whether it is the printing press, the cotton gin the automobil...
A.
government funding in R&D period.
B.
complete centralization of power.
C.
direct administrative interference.
D.
identifying promising technology trends.
【简答题】( )was the leading industry Since
American Independence ;
【多选题】甲委托乙到丙地向丁采购一批红豆,乙到丙地之后发现绿豆销量较好,于是乙决定以甲的名义向丁购买绿豆。丁未问乙的代理权,就与乙签订了买卖绿豆的合同。根据相关法律制度的规定,下列选项正确的有( )
A.
甲有追认权
B.
乙有撤销权
C.
构成表见代理
D.
丁有催告权
【单选题】Some people believe that since oil is scarce, the ________ of the motor industry is uncertain.
A.
terminal
B.
benefit
C.
fate
D.
estimate
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