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【单选题】
以下对各阶段模型构件属性描述不正确的是()。A.
建设项目全生命期各个阶段所需要的信息内容和深度都不同。
B.
非几何属性所表达的是构件除几何属性以外的信息和属性，例如材质、颜色、性能指标、施工记录等。
C.
不同阶段的几何信息精细化程度不断变化，非几何信息的精细化程度保持不变。
D.
几何属性所表达的是构件的几何形状特性以及空间位置特性。
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举一反三
【单选题】Laser light beamed onto glass fibers casts a characteristic pattern.
A.
projects
B.
molds
C.
cuts
【单选题】The word 'laser' was coined as an acronym for Light Amplification by the Stimulated Emission of Radiation. Ordinary light, from the Sun of a light bulb, is emitted spontaneously, when atoms or molecul...
A.
need
B.
device
C.
influence
D.
reproduction
【单选题】Why do the American doctors think of using laser light to treat heart disease?
A.
Beeause laser light is quite powerful．
B.
Because laser light is penetrating．
C.
Because laser light can destroy the blocking materials in human’s artery．
D.
Because laser light can travel through the human body．
【单选题】What’S the main idea of the passage7
A.
Laser light treatment of heart disease should take the place of the traditional operatlon．
B.
Laser light treatment has been proved better and more effective than the traditional operation．
C.
More advanced technology should be encouraged to try on．
D.
Laser light treatment of heart disease still needs’more research．
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