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˰ײηΣ

ʱ䣺2018-5-16 8:51:11272ΡԴ˰ײ

˰ײһϸԲҪΣ֦ɣѿҡҶƬʵҲз

3

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֦ɳΪƺɫߣֲֻ״͹𣬳Ϊ״ͬԲߡ𽥱ֲڣγɻ״ߣƤ䣬¶ںɫľʲ֯Ӳ䵼֦֯ɿѿȾ״кɫ񡣺ɷĴιѣֱήҶϲ߷ϣҶɫʺںɫԻΣҶƬɻΡ没߽0.5״Сֲڣѡ

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1˲ڹڽвֵطԣϸߣֹDZҪ

2԰ؿˮ֦޼׳ƣǿ

3ֺҪʱ78ƲʪԷۼ400600Һ25˪ʪԷۼ500800Һ2ùˮ200Һ0.40.5Һ

4Ĺߣʹú1000ˮ50100/ùͿˢ⴫

5ξߣ˿Ϳ50˪ʪԷۼ50100Һ4843ˮ5ˮ3050Һ򸯱Ϳ23^50Һӡ402100Һ

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