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#2
Aviva_Wang2013-04-27 22:39
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怎样实现读者性别只能是“男”或“女”的Check(检查)约束。求解
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#2
Aviva_Wang2013-04-27 22:39
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#3
tlliqi2013-04-28 23:22
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#4
chenpengfei12013-04-29 20:40
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#5
Aviva_Wang2013-04-29 20:43
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