对于受水害威胁的矿井，防水闸墙是井下防水的主要安全设施。
The water proof gate is the main safety facility against underground water to the coal mine threatened by water disaster.
井下爆炸材料库是矿井安全生产的重要保障设施之一。
The underground blasting supplies magazine is one of the important facilities, to ensure the safety production of underground mine.
井下的环境监测和人员定位是矿井安全管理中最为重要的环节。
In security management in mine, underground environment monitor and person localization are the most important.
矿井变电所作为井下各分采场的电力枢纽，是安全生产监管的主要对象之一。
As the hinge of electric power, the mine substation is one of the main objects that the safe production takes charge of.
煤矿井下煤尘含量高，对工人的身体健康和安全生产构成的危害大。
The content of coal dust is high below the coal mine, and it is great harmful to the health of worker body and security of production.
建立可靠实用的煤矿井下人员定位系统，对改善煤矿的安全生产管理有着重要的现实意义。
Establishing the safe and utility orientation system of the mine personnel in coal pit is of great significance for improving the safe production management of the coal pit.
文章在介绍煤矿井下作业特点和煤矿井下用产品特点的基础上，论述了国家对煤矿用产品实行安全标志管理的重要性和必要性。
Based on the features of operation and products used in underground coal mines, the author described the importance and necessity of management of safety signs on products of mine use.
煤矿井下局部通风机的合理控制是保证煤矿安全生产的重要措施。
Controlling coalmine partial ventilator reasonably is an important mean of ensuring safe production of coalmine.
采用集中控制系统是确保煤矿井下输送机安全、高效的有效手段。
Adopting centralized control system is an effective method for the safe running of rubberized tape conveyer in the mine pit.
运行结果表明：矿井水经该工艺处理后，可以满足井下综采设备用水的水质要求，达到其正常、高效、安全生产的目的。
The result shows that the treated water is satisfactory with the water utilization requirement of fully mechanized coal mining equipment, ensures it's normal, high efficiency and safety production.
井下涌水是危及矿井安全的重要因素。
目前，为了避免矿井下自然灾害的发生，采用授课、放映影像资料的方式对职工进行安全教育效果差。
Currently, security education for workers through courses or video materials shows little efficiency to avoid under-mine disasters.
井下水泵房排水系统担负着整个矿井积水排除的任务，其安全可靠性直接影响矿井生产的效率和安全。
Pumping collected water from mining area is the job of drainage system in pumping house under mine, which has closely relations to mining security and efficiency.
理论上可以满足井下所有信息传输的需要，特别适合于煤矿安全生产，对煤矿井下的运用有一定的参考价值。
It can theoretically meet the transmission of all underground information and is specially suitable for safe production in coal mines.
煤矿井下瓦斯和煤尘的浓度控制是通过煤矿井下通风量的优化分配实现的，是实现煤矿安全生产的关键环节。
The density control of gas and coal dust is done through optimal allotment of the ventilation quantity in the coal mine well.
煤矿井下杂散电流是引起瓦斯、煤尘爆炸的一个重要起因，严重威胁到煤矿的安全生产。
Stray current in coal mine underground is an important factor caused gas and coal dust explosion, which seriously threatened safety production in mines.
随着矿井开采深度的增加，井下的热害日趋严重，尤其对于深井条件下，降温工作就成了安全工作极为重要的内容。
With the increase of mining depth, the underground heat harm becomes more serious. Especially for deep shaft conditions, the temperature lowering has become a very important content in safety work.
综合分析了煤矿井下爆破作业中产生拒爆的主要原因，并根据《煤矿安全规程》和《爆破安全规程》提出了预防拒爆的措施以及正确处理拒爆的办法。
The misfire causes in coal mine blasting are analyzed. Based on the "coal mine safety regulation" and "blasting safety regulations", the preventing and handling measures are put forward.
矿用隔爆兼本质安全型饮水机可以解决煤矿井下工作人员的饮水问题，提高井下工作人员的饮水条件和饮用水质量。
Mine-used drinking fountain of flameproof and Intrinsically Safe can solves the drinking problem of underground personnel and improves the drinking condition and quality of drinking water.
结合裴沟煤矿井下安全生产实际，介绍了自动滑移装置的设计以及在综采工作面端头支护中的应用，取得了良好的安全、经济、技术和社会效益。
The design and installation of an automatic sliding fully mechanized face end support in the application of a good security, the economy, technology and social benefits.
同时由于煤矿井下环境复杂，给生产安全带来了巨大的挑战，并给井下工作人员的生命造成了极大的威胁。
For the mine's environment complex, bring tremendous security challenges to the produces, and threat to the life of the staff.
局部通风机是煤矿井下掘进过程的重要设备，其使用的可靠性和效能直接影响着瓦斯的安全排放。
The partial ventilator in the coal mine is an important equipment in mine digging, its dependability and efficiency affect directly the safety of gas drainage.
摘要：建立井下避难硐室，可以有效改善矿井的安全防护水平，提高其矿井抗灾变能力。
Abstract: Establish underground refuge room can effectively improve mine safety level and enhance the ability of mine disaster.
煤矿井下斜巷发生跑车事故，不仅损坏设施，而且危及设备及人身的安全。
The accidents of sliding train in inclined lane underground coal mines will not only damage the facilities, but also threat the safety of equipments and people.
同时，对其在煤矿井下的安全应用提供了有力的保证。
Thus, it is significant to improve the flameproof feature on this type enclosure used in coal mine.
现有的矿井安全监测监控系统是灾前预警系统，监测对象主要是环境安全参数、生产过程及生产工艺，不能实现井下人员的定位。
However, these existing systems cannot get positions of miners, which is one of the reasons for the frequent mine disasters and the low rescuing efficiency.
但是由于在煤矿井下采掘工作面使用的电气设备和控制设备，必须是隔爆型或本质安全型设备。
As the use of coal underground mining face of electrical equipment and control equipment, must be flameproof or intrinsically safe type equipment.
但是由于在煤矿井下采掘工作面使用的电气设备和控制设备，必须是隔爆型或本质安全型设备。
As the use of coal underground mining face of electrical equipment and control equipment, must be flameproof or intrinsically safe type equipment.
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