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【单选题】

Ecological surprises:(Please select one answer)

A.
Occur at local scales, such as a farm field
B.
Develop across regional scales, such as a river basin
C.
Emerge at sub-continental scales, such as at the scale of the Asian monsoon
D.
Ecological surprises can occur at all scales, and can connect across scales
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【单选题】Marble is the local product from the ______ . It is smooth in surface, refined in texture, and elegant in patterns.
A.
Meili Snow Mountain
B.
Jade Dragon Snow Mountain
C.
Haba Snow Mountain
D.
Cangshan Mountain
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【多选题】下列有关颈部MR检查要点的叙述,正确的是()
A.
T2WI要加脂肪抑制
B.
T1WI为高信号病变时,要注意加做脂肪抑制T1WI
C.
可加扫DWI序列
D.
增强扫描3个方位都要加脂肪抑制
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【单选题】New types of social-ecological interactions can be expected to:(Please select one answer)
A.
Increase the number of novel and known ecological surprises
B.
Have no impact on the number of ecological surprises
C.
Decrease number of ecological surprises
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【单选题】古典战略理论过分强调企业（ ）的重要性，主张企业被动地适应产业环境。
A.
外部环境
B.
内部环境
C.
产业环境
D.
竞争环境
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【判断题】眼肌病变增强扫描T1WI的所有脉冲序列都应加脂肪抑制技术,以除去高信号脂肪对肿瘤增强信号的干扰。( )
A.
正确
B.
错误
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【判断题】In respect to energy, we can close the supply loops physically.( )
A.
正确
B.
错误
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【判断题】The three-course tea is telling the life philosophy of Bai people: Achievements always come after hardship.
A.
正确
B.
错误
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【判断题】怀疑颈部血管病变,行颈部MRA扫描时,应注意成像断面尽量与血管方向垂直,使血管更亮。 ( )
A.
正确
B.
错误
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【判断题】Energy accounting is helpful and sometimes indispensable in building up business networks.( )
A.
正确
B.
错误
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【单选题】下列有关咽喉部MR扫描技术的叙述,错误的是()
A.
体位摆放注意下颌紧收,不能仰起
B.
推荐使用DIXON法或STIR法脂肪抑制技术
C.
为判断颈部淋巴结的性质,建议行DWI扫描
D.
以下颌下缘作为成像中心
E.
添加上下饱和带以减轻呼吸运动或血管搏动伪影
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