632
2
17
647
0
17
558
0
17
618
0
17
617
1
17
510
0
17
1453
6
17
840
0
17
531
0
17
491
0
17
852
6
17
539
0
17
805
5
17
330
0
17
1002
0
17
636
0
17
478
0
17
640
0
17
764
0
17
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Keyword(s): 中3 数学