族 周期 |
IA |
IIA |
IIIA |
IVA |
VA |
VIA |
VIIA |
1 |
① |
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2 |
② |
③ |
④ |
⑤ |
⑥ |
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3 |
⑦ |
⑧ |
⑨ |
⑩ |