The average UK coal seam is one metre thick.英国煤层的平均厚度为1米。Coal Mine, its coal seam is easily spontaneous fire.大雁二矿煤种为褐煤, 属易自燃发火煤层.Factors affected coal seam permeability change and its law is analyzed.分析了煤层透气性变化的影响因素及变化规律...
We should not delve too deeply into this painful matter.我们不应该过分深究这件痛苦的事.If you're interested in a subject, use the Internet to delve deeper.如果对某一主题感兴趣，就上网进一步深入研究。I'd like to delve further into your response: " ...
Materiel Management ( MM ) plays an important role in enterprise production.物料管理在企业生产中占据着重要的地位.When the working parts of agricultural machinery works, it always follows the flow of agricultural materiel.农业机械工作时, 往往伴随着散粒农...
Fill and level up of the third week of driveway, but excavate.第三星期马路填平了, 可又挖开了.The mining company wants to excavate the hillside.矿业公司想开凿这个山坡.I let him excavate around the mine.我准许他在金矿周围挖掘....
目的比较腹腔镜术与剖腹术两种手术方法行良性卵巢囊肿剥除术的效果.Objective To compare the results of laparoscopy and laparotomy in cystectomy of benign ovarian cysts.目的总结损伤控制剖腹术 ( damage controllaparotomy,DCL ) 治疗严重胰腺损伤的经验.Objective To explore the curre...