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華北科技學院實習報告
目錄
1 范各莊礦業(yè)公司概況···········································1
2 采煤方法·····················································2
3 常用礦山機械·················································4
3.1 采煤機····················································4
3.2 刮板輸送機················································4
3.3 液壓支架··················································5
3.4 掘進機····················································5
4 實習經歷·····················································6
5 小結·························································8