例句與造句

1. Fire analysis and control after second mining of a fire district
   封閉火區(qū)復(fù)采防火分析與治理
2. Influence of second mining of coal seams on crosscut and countermeasures
   煤層復(fù)采對(duì)石門(mén)的影響及對(duì)策
3. Application of comprehensive fire prevention and control technique in second mining of old mine
   綜合防滅火技術(shù)在老窯復(fù)采中的應(yīng)用
4. Research on ground behavior regularity and control technique in second mining face of jushan coal mine
   莒山煤礦復(fù)采工作面礦壓顯現(xiàn)規(guī)律與控制技術(shù)研究
5. The state shall encourage coal mining enterprises to carry out second mining or extract residual coal at the margins of mining areas and very thin coal seams
   國(guó)家鼓勵(lì)煤礦企業(yè)進(jìn)行復(fù)采或者開(kāi)采邊角殘煤和極薄煤。
6. It's difficult to find second mining in a sentence. 用second mining造句挺難的