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【多选题】
正倒悬臂支护的特点表述正确的有:
A.
正悬臂支护重视空顶区顶板管理
B.
倒悬臂支护重视采空区顶板管理
C.
正悬臂支护重视采空侧顶板管理
D.
倒悬臂支护重视空顶区顶板管理
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【单选题】8.The London EyeThe London Eye is a cantilevered(带悬臂的) observation wheel on the South Bank of the River Thames in London. It is Europe's tallest cantilevered observation wheel, and is the most popular...
A.
The London Eye is a symbol of London.
B.
Visitors can walk around inside the capsule.
C.
The London Eye is the world's tallest Ferris wheel.
D.
The London Eye can not offer the highest public viewing point in London now.
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【单选题】8.The London EyeThe London Eye is a cantilevered(带悬臂的) observation wheel on the South Bank of the River Thames in London. It is Europe's tallest cantilevered observation wheel, and is the most popular...
A.
The London Eye is a symbol of London.
B.
Visitors can walk around inside the capsule.
C.
The London Eye is the world's tallest Ferris wheel.
D.
The London Eye can not offer the highest public viewing point in London now.
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