1) shorter finer and more dense support
短细密支护
2) support density
支护密度
1.
Study on reasonable support density in hydralic single prop faces;
单体液压支柱工作面合理支护密度的研究
2.
According to the existing conditions of coal seam and observation result of mine pressure,after determining suppor intensity,the selection of reasonable support way and determination of reasonable support density play important roles for face roof management.
回采工作面支护方式因工作面的支护地点不同分为一般支护和特殊支护,根据煤层赋存条件和矿压观测结果,确定工作面支护强度之后,合理支护方式的选择、合理支护密度的确定对于回采工作面的顶板管理起着非常重要的作用。
3) supporting density
支护密度
1.
The choice of the hydraulic prop,the collocation manner and the craftwork parameter analysis of the hydraulic prop working face were analysed,concrete methods of the reasonable supporting density of the working face were put forword.
通过分析支柱规格的选择、支柱布置方式和工作面工艺参数,以实例确定了工作面合理的支护密度,对类似的支护设计有借鉴意义。
2.
This system can decrease supporting density, improve driving speed, reduce labor density, optimize scale of protective pillar and ultimately mine coal resource.
通过理论研究,采用高强度、高刚度强力锚杆支护系统能有效地解决受动压影响巷道支护技术难题,减小锚杆支护密度,提高掘进速度,减轻工人劳动强度,并能优化护巷煤柱尺寸,最大限度地开采不可再生资源。
4) intensive bolt support
密集锚杆支护
1.
The intensive bolt supports and combined measures were conducted during the seam opening operation in order to ensure the safety of the seam opening operation in the rock crosscut.
为了安全、有效、快速地进行高突矿井石门掘进的揭煤工作,通过采用提前给煤体注水,打密集型的排放钻孔,穿煤层时进行密集锚杆支护等组合措施,保障石门揭煤工作的安全性。
5) short distance excavating and short distance supporting
短掘短支
补充资料：细密
1.质地精致。 2.谓书画用笔细而密或文章结构严密。 3.不粗疏。 4.细小而密集。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条