大学英语词汇短语释义解析及例句 coal face
释义：
coal face n. 煤的采掘现场；因开采而露出的煤面
例句：
He has worked at the coal face for eight hours.
这矿工在工作面上已经干了八小时了。
Two models for output of mechanized coal face are constructed with Markovian theory.
利用马尔可夫理论，构造了两个机采工作面产量的模拟模型。
The safe monitoring system on the coal face is the nerve of safe production in coal mine.
综采工作面的安全监测系统是煤矿生产的神经系统。
Duct monitoring system is an effective means to predict the trends of spontaneous combustion in coal face.
束管监测系统是预报采煤工作面自然发火趋势的有效手段。
The in-situ practices show that most rock bursts occur in the front abutment scope ahead of the coal face.
现场实践表明，大多数冲击地压发生在工作面煤壁前方超前支承压力范围内。
The safe production in coal face is directly influenced by the low pressure sealing quality of hydraulic props.
单体液压支柱低压密封质量，直接影响到工作面安全生产。
The field investigations show that ground pressure of coal face with high productivity depends on face advance rate.
通过现场实测，得出了对浅埋煤层高产高效工作面顶板来压特征和不同推进速度的矿压显现规律。
Analyzing the accident of the type and reason in blast mining top-coal face, and preventative measures are provided.
分析了炮采工作面顶板事故的类型及产生原因，提出了预防措施。
The practices prove that the presented technology can assure the safety and high production efficiency of the coal face.
实践证明，这套技术安全、可靠、有效，能够保证在工作面进行高效生产。
Why lose a hard-working 25-year-old for a couple of years when you can train him internally and keep him at the coal face?
为什么要让一个积极进取的、25岁的年轻人浪费几年的光阴（去读MBA)？ 而在此期间通过内部培训将使其显露才干。
Based on several typical examples of gas explosion occurred at coal face, the basic events of gas explosion are summarized.
根据矿井采煤面瓦斯爆炸的一些典型事例，概括出了导致瓦斯爆炸的基本事件。
This research will benefit a deeper understanding of buried coal face planninf and mining in karstic collapse column region.
本文成果对采煤工作面合理布置具有指导意义，有助于岩溶陷落柱研究的进一步深化。
The barycentric coordinates of the plane view projection of a coal face are solved with a formula of geometric gravity centre.
利用平面图形几何重心公式计算回采工作面水平投影图形的重心坐标，然后根据影响传播角和开采深度计算下沉盆地中心位置的坐标。
Scraper conveyor of reliable, stable and efficient operation will directly affect the productivity and efficiency of coal face.
刮 板输送机的可靠、稳定、高效运行将直接影响着采煤工作面的生产能力和效率。
In the coal face, tubing length of 1000 meters, up to more than 4000 joint socket, the tank without a special dust-proof facilities.
在采煤工作面，油管总长1000多米，接头插口多达4000多个，液箱无特殊的防尘设施。
The heart rate and energy metabolism rate of shearer operators and prop-setters during labour at coal face are measured at work site.
对机械化采煤工作面的采煤机司机和支柱工的劳动心率和能量代谢进行了现场实测。
Precisely predicting the amount of gas emitted from the coal face is of great importance in the design of mine and production safety.
正确预测瓦斯涌出量，对于指导矿井设计和安全生产有重要意义。
Now the sensor has been successfully used to monitor the working condition of supports at fully mechanized coal face with good results.
目前该传感器已成功地用于综采支架工况监测，使用效果良好。
This paper introduces the methods and measures of the adjustment of support tilt caused by ultrahigh mining in fully mechanized coal face.
本文介绍了综采工作面回采超高时倾斜歪倒支架调整的方法及措施。
The practices prove that the technology which can assure the safety and high effective product of the coal face is safe, secure and effective.
实践证明，这套技术安全、可靠、有效，能够保证工作面的安全高效生产。
This article is important and has practical significance in putting forward the study about forecasting dangerousness of full mechined coal face.
本文的研究对于进一步推动综采面煤的突然压出危险性预测技术的研究具有重要的科学价值和实际意义。
