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【多选题】
增长速度和发展速度的关系表现为（）。A.
增长速度＝发展速度-1
B.
发展速度＝增长速度+1
C.
各环比发展速度的连乘积＝相应的增长速度
D.
两发展速度之比—1=增长速度
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A.
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B.
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C.
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D.
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