题目内容

佛光是光线折射作用中产生的一种特殊自然景观。

A. 正确
B. 错误

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一般民用建筑中的生活、学习或工作用房、窗台的高度为[]

A. 600mm
B. 900mm
C. 1200mm
D. 1500mm

The federal judicial system consists of ()

A. one supreme court,11 courts of appeals and 91 district courts
B. one supreme court,11 courts of appeals,89 district courts,3 courts of special jurisdiction
C. one supreme court,11 courts of appeals,91 district courts,3 courts of special jurisdiction
D. one supreme court,11 courts of appeals,91 district courts,2 courts for the District of Columbia and the Commonwealth of Puerto Rico

禁止使用表面有结疤的盘条加固货物。

A. 正确
B. 错误

推焦炉号两侧的炭化室应处于结焦()。

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