3302
0
137
1526
0
52
996
4
35
1257
22
34
3735
0
33
417
0
18
405
4
17
353
0
12
507
2
12
356
0
10
699
0
9
803
0
8
310
4
7
676
0
7
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Keyword(s): 化学基礎