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n. 偃角(矿脉与垂直面所成的斜角); vi. 矿井断层等倾斜
n.伸角,断层倾角vi.垂直倾斜
crumblings feulgen gasteropod intermolecular menacingly simplistic toot下载迅蛙App
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n. 偃角(矿脉与垂直面所成的斜角); vi. 矿井断层等倾斜
n.伸角,断层倾角vi.垂直倾斜
crumblings feulgen gasteropod intermolecular menacingly simplistic toot