coalface

名词：

名词: coalescence

更多词形：

形容词: coalescent | 名词: coalescence | 动词过去式: coalesced | 动词过去分词: coalesced | 动词现在分词: coalescing | 动词第三人称单数: coalesces |

单词例句：

Many of the best ideas come from doctors at the coalface.

许多最好的意见都来自临床医师。

The results of industrial test and field measurement show that the technique is opened up successfully, which can be applied in similar conditions of fully-mechanized coalface with top-coal caving.

采用合理的实施方案和充填工艺，井下工业性试验达到了预期效果，证明了综放巷内充填原位沿空留巷的可行性，具有推广价值。

Keywords shearer;design parameter;environment on coalface;noise;mathematic model;

采煤机;设计参数;工作面环境;噪声;数学模型;

Keywords unit method;upper corner;fully mechanized coalface;rotary radial-jet;

关键词单元法;上隅角;综采工作面;旋转径向射流;

The gas transport process in tunnel and the cause of gas accumulation at the upper corner of coalface are described.

论述了煤层巷道及工作面上隅角瓦斯运移过程及其局部区域和上隅角形成瓦斯积聚的原因;

Numerical simulating the influence of mining across over main roadway to the main roadway in the bottom of coalface

跨采对影响底板岩巷稳定性的数值分析

THE TECHNIQUE OF GOB-SIDE ENTRY RETAINING WITH ENTRY-IN PACKING ON ITS ORIGINAL POSITION IN FULLY-MECHANIZED COALFACE WITH TOP-COAL CAVING

综放巷内充填原位沿空留巷技术

Effect of shearer'working position to noise on coalface

采煤机工作位置对工作面噪声的影响

The structure is compact ,and the water pump covers small area.It accord with the need of the coalface.

该喷雾泵结构紧凑，占地面积小，符合采煤工作面的要求。