皮皮学，免费搜题
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【单选题】
水准测量时,由于尺竖立不直,该读数值比正确读数( )。A.
偏小
B.
偏大
C.
不受影响
D.
无法确定
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】At its height, the British Empire was the largest empire in history, and it was the foremost global power for over a century.
A.
true
B.
false
【判断题】Yale college has been setting the standard for educating American leaders for over a century.
A.
正确
B.
错误
【判断题】For over a century, Great Britain had been New Zealand's single export market.
A.
正确
B.
错误
【单选题】Which of the following animals hasn’t been seen for over a century?
A.
Rio Pescado stubfoot toad.
B.
Gastric brooding frog.
C.
Turkestanian salamander.
D.
Scarlet frog.
【简答题】根据 小变形 条件,可以认为构件的变形远 小于 其原始尺寸。
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