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【单选题】
The original idea of Pigou and the welfare economics is____
A.
to create value
B.
to repair the damage caused by an environmental effect
C.
to cover the expenses of administrative authorities
D.
to replace inefficient devices
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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】How did “columnar joints” come into being?
A.
The magma condensed into stone columns.
B.
The pumice stones piles layer by layer.
C.
The volcanoes look like columnar joints.
D.
Creatures were gradually fossilized and they slowly turned into a thick limestone layer on the seabed
【单选题】Someone wants to take a bus from Nanchang to Chongqing. He hopes to choose a route and transfer to minimize the fare. This problem can be translated into ( )
A.
Solving the shortest path problem
B.
Solving the maximum flow problem
C.
Minimum tree problem solving
D.
Minimum cost maximum flow problem solving
【单选题】The “Next Industrial Revolution” is____
A.
Steel & Railroad
B.
TV, Planes & Computer
C.
Resource Productivity, Renewable Energies
D.
Biotech. & IT
【单选题】Which is not the geothermal region in China?
A.
Tibet
B.
Tengchong
C.
Taiwan
D.
Qinghai
【单选题】The solution of multi-stage decision-making problem is ( )
A.
Potential method
B.
Minimum element method
C.
Dynamic programming
D.
Simplex method
【单选题】The greatest world demand of renewable energy sources is____
A.
Wind energy
B.
Biomass
C.
Sun energy
D.
Terrestrial heat
【单选题】Which is not a player on demand side of new energy markets?()
A.
Energy project developer
B.
Companies as part of supply chains
C.
Households
D.
Public administration
【多选题】下列有关上肢血管CT造影的叙述,正确的是()
A.
常规体位是仰卧位、头先进
B.
若考虑前臂血管的病变,可取双手上举体位
C.
可经健侧手背注射对比剂,延迟120-180秒后触发扫描
D.
可行MPR、CPR、MIP了解管壁、管腔情况及与邻近组织的关系
【多选题】下列有关四肢骨关节CT平扫检查技术的叙述,正确的是()
A.
上肢选择头先进,下肢选择足先进
B.
四肢长骨扫描,以病变部位为中心,并包括相邻的一个关节
C.
关节扫描,应包括相邻长骨的近关节端
D.
采用螺旋扫描方式