Its test results have shown an improved ventilation, controlled stope selfcombustion and less ground pressure activity.
实验结果表明该方法通风效果改善,采场自燃得到控制,地压活动减少。
2
A measuring method of coal selfcombustion tendency is suitable for the qualitative analysis and classification of the selfcombustion tendency of coal bed in a coal mine.
一种煤自燃倾向性的测定方法,适用于煤矿煤层的自燃倾向性的定性与分类。
3
Supporting most of the internal combustion engine self-priming pump, mounted on a Mobile small car, suitable for field work.