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CR3ӹ




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CR3 ʯ

CR-3ʯʹڱcr-2洦ʯı棬ǿ㣬ָ߶Ⱦȣֹ侧㣬cr-3ʺʹôľʯĵı档ʹڰɫʯϣıɫ

ʹ÷

1.ʹCR-3ǰҡ

2.cr-3(30-40ƽɢԼ2ƽ׵ʯı

3.ʹþӸ˿Ħʯı档ֱʯı

4.Ҫظ1-3ֱʯıﵽҪ