工作面

Practices have proved that quick advancing techniqe is applicable in isolated unmined area Comprehensive top coal caving face.

实践证明,孤岛综放工作面快速推进技术是可行的。

Obtained gas emission regularity of working face by detection on gas emission,offered reference parameters to the similar condition working face for gasproof.

通过对工作面瓦斯涌参数的测定，工作面瓦斯涌规律。为相似工作面瓦斯治理提供参考数据。

Excavate coal is primary production link in coal mine production, therefor, Weaving excavate coal working face supersedure plan has instructional meaning.

采是产中的主要产环节,因而编制采工作面接替计划对产具有指导性意义。

The technical measures and structure,applied principles of blastproof of ventilation shaft at excavating face,specific operational method and prospective effect are described.

介绍掘进工作面防炮崩风筒的主要技术措施及技术结构、应用原理、采用这项技术的具体操作方法及达到的预期效果。