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【单选题】
How did the springs in the "Hot Sea" come into being?
A.
Water is heated up by the local people.
B.
Water in the neighboring rock heats up after volcano eruption and pours out of the rock.
C.
Water on the suce permeates deep into the earth's crust and spews out from the fracture because of high pressure.
D.
Water comes from magma.
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【判断题】CT能谱成像中碘图主要反映增强后组织有无强化和强化的程度。( )
A.
正确
B.
错误
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【多选题】Energy and water are crucial factors for sustainable development, and the role of energy lies in()
A.
Availability of drinking water
B.
Water waste
C.
Transport or treatment
D.
Disposal or reuse
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【单选题】Why is Hot Sea Scenic Area worth visiting?
A.
It is a big tourist resort.
B.
Lots of people pay a visit to this place.
C.
It is beautiful here.
D.
The springs are well-preserved and vary in size, temperature, shapes, which are the remarkable landscapes in Tengchong.
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【判断题】在低keV图像中提高血管中碘对比剂对比度,可降低对比剂注射的速率和总量。( )
A.
正确
B.
错误
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【判断题】When doing Skewed Crossing, one should march to the position of the opposite after crossing.
A.
正确
B.
错误
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【单选题】The basic equation of dynamic programming reverse order algorithm is ( )
A.
fk(xk)=opt{vk(sk,xk)+fk+1(sk+1)}
B.
fk(sk)=opt{vk(sk,xk)+fk+1(sk+1)}
C.
fk(sk)=opt{vk+1(sk+1,xk+1)+fk+1(sk+1)}
D.
fk+1(sk+1)=opt{vk(sk,xk)+fk(sk)}
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【多选题】通常特殊CT检查技术指的是()
A.
CT能量检查技术
B.
CT介入技术
C.
CT放疗定位检查技术
D.
PET/CT检查技术
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【判断题】Where the supply curve and the demand curve are meeting, the market equilibrium is found.( )
A.
正确
B.
错误
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【判断题】Direct control of behavior is not a way of avoiding or internalizing external costs.( )
A.
正确
B.
错误
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【单选题】下列有关CT双能量成像临床应用的叙述,错误的是()
A.
直接分离出复杂结构中的血管、去除骨性结构
B.
可敏感识别肺动脉栓塞栓子及被栓塞的肺段
C.
可虚拟计算出去除碘剂后的平扫图像
D.
无法区分肌腱和韧带结构
E.
可用于尿路结石成像定性分析
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