341
0
35
650
5
35
1517
4
35
775
0
35
1215
2
35
2188
20
35
1550
2
35
696
2
34
1892
0
34
850
0
34
1515
0
34
577
2
34
525
2
34
1446
2
34
264
4
34
1690
8
34
830
1
34
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Keyword(s): 化学