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- Keywords uncovering coal in crosscut;outburst risk;outburst prevention measures; 石门揭煤;突出危险;防突措施;
- outburst prevention measures 消突措施
- We had to take preventive measures. 我们不得不采取预防措施。
- Preventive measures are essential. 预防手段是必要的。
- outburst prevention measure 防突措施
- Outburst prevention technique of excavating in coal seam will be directly concerned colliery safety production and excavates taking over. 摘要突出煤层煤巷掘进防突直接关系到煤矿的安全生产和采掘接替。
- Little faults in coal seam are important for coal and gas outburst prevention and control,and water outburst prevention and control. 煤层小断层对矿井煤与瓦斯突出及矿井突水防治具有重要的实际意义。
- Any soil erosion or degradation problems? Prevention measures? 是否存在水土流失、土壤退化问题?防治措施。
- Any soil erosion or degradation problems ? Prevention measures? 3是否存在水土流失、土壤退化问题?防治措施。
- measures of outburst prevention technology 防突技术措施
- outburst prevention and control measures 防突措施
- What preventive measures can we take? 我们能采取什么预防措施?
- Are the following preventive measures effective? 这些预防方法有效吗?
- What preventive measures can be taken? 应采取甚么预防措施?
- Consider as many preventive measures as possible. 考虑尽可能多的预防措施。
- We have to take preventative measures. 我们不得不采取预防措施。
- We have to take some prevent measure. 我们不得不采取预防措施。
- So in order to prevent from relapse, there are different prevention measures. 所以在预防复发上,不同的肿瘤的预防措施都不一样。
- The biodiversity of wetland and its prevention measures in Min River Estuary. 闽江河口湿地生物多样性及其保护。
- Conclusions Failing of bring the prevention measures into effect is the reas... 结论有关的预防措施应用不到位是急性肺栓塞发病率及病死率高的原因。