Numerical simulating the influence of mining across over main roadway to the main roadway in the bottom of coalface是什么意思 Numerical simulating the influence of mining across over main roadway to the main roadway in the bottom of coalface怎么读-字典翻译

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Numerical simulating the influence of mining across over main roadway to the main roadway in the bottom of coalface

Numerical simulating the influence of mining across over main roadway to the main roadway in the bottom of coalface是什么意思 Numerical simulating the influence of mining across over main roadway to the main roadway in the bottom of coalface怎么读

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