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12
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3
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9-12
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3
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40
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1
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2
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濡傚浘锛?/p>
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锛?
A
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3
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a
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D
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6
4
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2
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38
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42
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C
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48
掳
D
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52
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5
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鐨勭洿寰勭害涓?/p>
0.0000105m
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A
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1.05
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0.105
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10
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4
C
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1.05
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10
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5
D
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105
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10
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7
6
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1
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x
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0
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