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[问题求助] 分布拟合问题

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发表于 2017-8-23 04:14:55 | 显示全部楼层 |阅读模式
朋友们早上好!

搜了坛子里面很多关于拟合分布的帖子,大家基本问的都是正态性或者KS的检验居多。我手上有一组数据,我已经做了检验了,并没有通过正态分布的检验,是个右偏。 我目前觉得很可能是3参数weibull, 3参数gamma, 3 参数lognormal或者3参数帕累托。

目前的瓶颈是我不知道应该用哪个R包去用这些分布逐个测试,并找出最佳拟合分布的参数,参数,参数 (说三遍谢谢)

请问我应该用哪个R包去输入什么代码来检测最佳的拟合呢?谢谢!

祝朋友们拥有愉快的一天/
Losses
6,302
6,316
6,316
6,325
6,331
6,335
6,341
6,341
6,342
6,345
6,345
6,351
6,358
6,361
6,364
6,365
6,365
6,365
6,365
6,365
6,375
6,375
6,378
6,380
6,383
6,385
6,385
6,414
6,416
6,417
6,427
6,432
6,432
6,433
6,434
6,434
6,439
6,441
6,441
6,451
6,455
6,457
6,460
6,463
6,480
6,481
6,487
6,489
6,490
6,497
6,499
6,508
6,510
6,513
6,514
6,531
6,533
6,542
6,549
6,552
6,557
6,566
6,567
6,591
6,595
6,602
6,605
6,605
6,606
6,618
6,621
6,625
6,629
6,631
6,634
6,642
6,645
6,645
6,655
6,658
6,668
6,674
6,676
6,678
6,679
6,697
6,697
6,700
6,703
6,713
6,713
6,716
6,717
6,723
6,729
6,734
6,741
6,746
6,747
6,747
6,747
6,747
6,748
6,754
6,754
6,754
6,758
6,766
6,768
6,770
6,771
6,772
6,773
6,773
6,778
6,788
6,792
6,796
6,799
6,800
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6,805
6,808
6,811
6,814
6,818
6,821
6,825
6,825
6,829
6,829
6,830
6,838
6,846
6,848
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6,867
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6,874
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6,892
6,902
6,905
6,909
6,910
6,919
6,921
6,922
6,929
6,933
6,935
6,936
6,942
6,943
6,945
6,947
6,952
6,952
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6,960
6,964
6,968
6,971
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6,986
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7,002
7,003
7,003
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7,022
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7,273
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7,295
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7,304
7,304
7,304
7,304
7,310
7,318
7,319
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7,322
7,327
7,335
7,337
7,346
7,348
7,357
7,362
7,365
7,371
7,373
7,375
7,375
7,384
7,386
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7,389
7,391
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7,400
7,400
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7,415
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7,449
7,457
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7,465
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7,531
7,534
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7,566
7,568
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7,584
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7,590
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7,601
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7,613
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7,614
7,629
7,632
7,632
7,634
7,636
7,636
7,638
7,642
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7,658
7,663
7,663
7,665
7,667
7,673
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7,676
7,689
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7,702
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7,711
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7,720
7,725
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7,727
7,734
7,734
7,738
7,739
7,740
7,742
7,744
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7,826
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7,835
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7,923
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7,933
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7,961
7,963
7,968
7,973
7,989
7,994
8,002
8,002
8,002
8,009
8,013
8,017
8,025
8,033
8,041
8,047
8,051
8,053
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8,068
8,070
8,072
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8,083
8,084
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8,099
8,106
8,120
8,129
8,133
8,134
8,140
8,144
8,145
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8,150
8,154
8,157
8,160
8,170
8,171
8,173
8,176
8,180
8,180
8,192
8,195
8,196
8,218
8,222
8,225
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8,233
8,236
8,237
8,246
8,251
8,252
8,256
8,261
8,269
8,276
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8,279
8,282
8,296
8,299
8,309
8,311
8,315
8,317
8,325
8,344
8,349
8,352
8,371
8,374
8,379
8,385
8,388
8,392
8,393
8,403
8,408
8,421
8,423
8,432
8,437
8,440
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8,457
8,466
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8,512
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8,536
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8,561
8,566
8,580
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8,592
8,600
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8,603
8,607
8,611
8,611
8,613
8,615
8,619
8,628
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8,634
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8,717
8,719
8,727
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8,736
8,742
8,743
8,747
8,749
8,781
8,789
8,796
8,806
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8,809
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8,812
8,814
8,814
8,821
8,840
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8,847
8,848
8,867
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8,916
8,928
8,932
8,935
8,948
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8,950
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8,963
8,965
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9,024
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9,099
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9,122
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9,143
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9,172
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9,240
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9,280
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9,289
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9,307
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9,321
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9,325
9,333
9,338
9,338
9,381
9,389
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9,395
9,401
9,410
9,438
9,442
9,443
9,446
9,446
9,447
9,453
9,464
9,466
9,476
9,477
9,483
9,492
9,497
9,499
9,504
9,505
9,535
9,572
9,575
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9,626
9,629
9,631
9,634
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9,647
9,655
9,683
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9,688
9,694
9,698
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9,702
9,706
9,708
9,713
9,715
9,717
9,719
9,720
9,724
9,725
9,729
9,739
9,741
9,758
9,764
9,775
9,777
9,778
9,781
9,786
9,787
9,798
9,800
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9,805
9,817
9,820
9,821
9,828
9,850
9,865
9,890
9,893
9,897
9,897
9,898
9,899
9,906
9,926
9,927
9,927
9,934
9,936
9,945
9,952
9,955
9,957
9,961
9,966
9,966
9,966
9,972
9,988
9,993
9,995
10,001
10,008
10,011
10,015
10,019
10,023
10,026
10,028
10,033
10,033
10,040
10,042
10,047
10,059
10,079
10,087
10,091
10,115
10,124
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10,195
10,209
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10,678
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10,717
10,728
10,741
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10,781
10,795
10,804
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10,821
10,829
10,843
10,869
10,871
10,872
10,898
10,908
10,911
10,916
10,938
10,944
10,955
10,956
10,961
10,978
10,983
10,997
10,999
11,042
11,045
11,046
11,060
11,063
11,068
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11,071
11,078
11,089
11,119
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11,125
11,132
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11,166
11,171
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11,191
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11,216
11,220
11,234
11,235
11,240
11,242
11,249
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11,287
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11,297
11,298
11,312
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11,318
11,336
11,349
11,355
11,358
11,364
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11,370
11,389
11,408
11,409
11,414
11,429
11,432
11,432
11,440
11,446
11,450
11,454
11,457
11,477
11,484
11,485
11,495
11,534
11,556
11,582
11,584
11,594
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11,596
11,598
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11,606
11,608
11,629
11,629
11,631
11,632
11,637
11,644
11,649
11,653
11,660
11,665
11,666
11,669
11,673
11,693
11,700
11,705
11,708
11,724
11,727
11,733
11,748
11,756
11,762
11,767
11,777
11,809
11,810
11,816
11,819
11,828
11,839
11,842
11,848
11,849
11,881
11,891
11,897
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11,930
11,935
11,993
12,005
12,006
12,013
12,034
12,034
12,036
12,042
12,065
12,079
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12,146
12,157
12,176
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12,270
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12,300
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12,481
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12,582
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12,721
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12,829
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12,895
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12,946
13,010
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13,030
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13,184
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13,790
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13,911
13,929
13,934
13,946
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13,968
13,971
13,977
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14,057
14,062
14,081
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14,114
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14,257
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14,348
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14,738
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14,821
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16,890
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16,929
16,940
16,942
16,968
16,968
16,970
16,974
17,088
17,090
17,114
17,118
17,126
17,127
17,132
17,133
17,140
17,161
17,198
17,246
17,250
17,261
17,287
17,319
17,360
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17,414
17,458
17,492
17,507
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17,550
17,559
17,638
17,642
17,695
17,750
17,756
17,769
17,788
17,811
17,830
17,887
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18,222
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18,313
18,330
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18,415
18,426
18,474
18,495
18,513
18,526
18,551
18,575
18,581
18,596
18,650
18,658
18,716
18,734
18,741
18,754
18,764
18,773
18,831
18,857
18,895
18,904
18,907
18,909
18,918
18,974
18,987
19,017
19,030
19,036
19,105
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19,170
19,218
19,254
19,335
19,337
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19,391
19,405
19,491
19,554
19,569
19,681
19,694
19,714
19,741
19,766
19,785
19,800
19,804
19,868
19,873
19,917
19,925
19,969
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20,631
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20,845
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21,582
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21,645
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21,743
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21,944
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22,251
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22,395
22,420
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22,563
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22,715
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22,973
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23,619
23,623
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23,771
23,869
23,948
23,986
24,012
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24,161
24,193
24,252
24,485
24,558
24,561
24,634
24,669
24,708
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26,122
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26,500
26,578
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26,680
26,803
26,813
26,929
27,008
27,059
27,089
27,143
27,164
27,183
27,265
27,306
27,423
27,466
27,491
27,569
27,700
27,728
27,805
27,849
27,870
27,888
27,955
27,982
28,104
28,227
28,292
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28,533
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29,060
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29,169
29,218
29,233
29,247
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29,388
29,517
29,790
29,795
29,885
29,994
30,104
30,394
30,496
30,767
30,771
30,841
30,876
30,879
30,903
30,928
31,194
31,301
31,581
31,642
31,673
31,730
31,824
31,919
31,925
32,041
32,166
32,202
32,222
32,327
32,404
32,478
32,582
32,635
32,709
32,923
32,952
32,970
33,070
33,087
33,144
33,155
33,211
33,250
33,468
33,506
33,554
33,570
33,593
33,599
33,736
33,748
33,851
33,989
34,203
34,267
34,505
34,781
34,853
34,938
35,016
35,057
35,155
35,161
35,278
35,604
35,854
36,251
36,827
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37,116
37,259
37,791
37,922
37,928
38,140
38,344
38,828
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39,462
39,571
39,593
39,890
40,135
40,265
40,275
40,429
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41,930
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42,469
42,708
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43,040
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44,471
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45,083
45,138
45,287
45,514
45,729
45,950
46,101
46,492
46,547
46,922
46,938
47,806
49,365
50,785
51,010
51,249
51,258
51,420
51,726
52,193
52,530
54,561
54,609
54,698
54,984
55,229
55,316
55,514
55,752
56,136
56,270
56,609
57,339
57,525
57,548
58,470
58,506
59,309
59,630
59,874
60,054
60,772
60,789
60,983
61,084
61,851
62,021
62,785
63,209
63,369
65,550
65,863
66,214
66,214
66,292
66,486
67,210
67,471
70,407
71,616
72,274
73,177
74,621
74,755
78,070
78,665
79,962
80,804
84,235
89,338
94,303
94,867
96,932
100,117
101,208
115,143
120,127
141,352
169,244
169,556
171,354
173,675
188,474
190,399
216,041

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 楼主| 发表于 2017-9-11 22:37:17 | 显示全部楼层
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