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ע⡿
    
 1"gangcai.mdb"ļ롰ֲļ㹤.exeͬĿ¼µġdataļڣҲܸļʹã
 2δעĵλΪkg(ǧ)ȡȡֱ߳ȳߴΪmm()
3õԴڡеֲ 桷һ ƪ 3-853-212ҳ
4еҪȱ߽Ǹ82顢ȱ߽Ǹ65顢۸42顢ָ47顢Ƹְ10顢ù15顣

㹫ʽ
  ְͨ壺ܶ/10^6
  ͨԲ֣pi(ֱ/2)^2ܶ/10^6
  ֣ͨ߳^2ܶ/10^6
ͨǸ֣3/2߳^2ܶ/10^6



ʷ
2012.01.30  ֲļ㹤䡿V1.1  棬ưļ 

2012.01.28   ֲļ㹤䡿V1.0  ƴ룬˳δڴ

2012.01.15  ֲļ㹤䡿V1.0 


