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【简答题】
Choose appropriate words to complete the following passage. Crime is a subject on which people have strong opinions. Some believe society 1) _____ (makes / creates) criminals; others think the prison system is at fault. Others still say it is 2) __the (individuals / policemen) who are to blame. The truth is that we don't really know what 3) (makes I causes) people turn to crime, but it seems likely that it is a 4) _____ (result /combination) of the above factors, rather than a single cause. There is, 5)___ (moreover / however), one thing we can be sure of: When crime rates 6) ____ _ (increase / fall)-something which admittedly doesn't happen very often-every politician around will claim credit for it. President Clinton was the first to do so. During his American presidential campaign in 1996, he claimed his government was 7)___ (grateful /responsible) for falling crime rates in the U.S., 8) ____ _ (which/where) have been dropping for five years in a row. "We are making a(n) 9) ____(difference / interference)," he declared. "Our neighborhoods are safer, and we are bringing back the American people's confidence 1 0) ______(which / that) crime can be reduced."
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【单选题】氮气进行绝热可逆膨胀
A.
ΔU=0
B.
ΔS=0
C.
Δ A =0
D.
ΔG=0
【简答题】设计一个小区智能门禁系统,能够对已登记的车辆允许通行,未登记的车量不允许通行。 从自动控制系统的角度分析,对车辆进行识别的方法是判别其车牌号码。传感器检测( ),已登记的起杆通过;未登记的提示禁止通行。已登记和未登记判断功能由 ( )完成;能起落的电动栏杆就是( )
【单选题】SDH网络中最基本的模块为STM-1,传输速率为()
A.
155.52
B.
51.84
C.
466.56
D.
622.08
【单选题】SDH中的基本传输模块为STM-1,传输速率约为()
A.
2Mbps
B.
10Mbps
C.
155Mbps
D.
8Mbps
【单选题】STM-1是SDH的同步传输模块,传输速率是()
A.
155.520Mb/s
B.
2.048Mb/s
C.
1.544Mb/s
D.
622.080Mb/s
【单选题】投入产出比的表达式是投入产出比等于()。
A.
产出/投入
B.
投入/产出
C.
产出×投入
D.
产出+投入
【简答题】投入产出模型所依据的投入产出经济学原理的创立人是( )。
【单选题】公司总经理把产品销售的责任和权力委派给一位副总经理M,但同时又要求各地经销部的经理直接向公司总会计师K汇报当天的销售指标,K可以直接向各地经销部经理下达指令。总经理的这种做法违反了管理中的( )。
A.
责权对等原则
B.
统一指挥原则
C.
分权管理原则
D.
专业管理原则
【多选题】关于投入产出表的第Ⅰ象限的说法正确的是( )。
A.
主栏是中间投入
B.
宾栏是中间产出
C.
是投入产出的核心
D.
反映的是最终产品的规模和结构
E.
反映国民经济各产业部门之间的技术经济联系
【单选题】氮气进行绝热可逆膨胀
A.
ΔU=0
B.
ΔS=0
C.
ΔA=0
D.
ΔG=0
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