更改一个错误的小踢号
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@ -117,7 +117,7 @@
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"K0104003B",
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"K0104006B"
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],
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"content": "几个结论:\\\\\n(1) $A \\cap \\overline {A}=$\\blank{20}, $A \\cup \\overline {A}=$\\blank{20}, $\\overline{\\overline {A}}=$\\blank{20}.\\\\\n(3) $\\overline{A \\cap B}=$\\blank{40}, $\\overline{A \\cup B}=$\\blank{40}."
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"content": "几个结论:\\\\\n(1) $A \\cap \\overline {A}=$\\blank{20}, $A \\cup \\overline {A}=$\\blank{20}, $\\overline{\\overline {A}}=$\\blank{20}.\\\\\n(2) $\\overline{A \\cap B}=$\\blank{40}, $\\overline{A \\cup B}=$\\blank{40}."
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},
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"B00017": {
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"lesson": "K0105",
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