466
0
31
428
0
31
542
0
31
597
0
31
492
0
30
475
3
30
574
0
29
544
0
29
635
3
28
641
0
28
378
0
27
480
3
27
1221
9
27
373
3
27
585
2
26
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Keyword(s): 方程式