Cross Cut

the monitored results of roof separation have indicated that the anchor way and the anchor parameters provided by this paper can effectively control the roof deformation and caving of large cross section open-off cut with thin bed compound roof.

顶板离层监测结果表明，所提供的锚固方式与锚固参数能够有效控制薄层状复合顶板大断面开切眼的顶板变形与冒落。

by the pumping test, block test found that three basic methods to control cross strata pollution: cut the pollution channel; control groundwater flow field patterns, to prevent the spread of contamination; pre-control.

通过抽水试验、封堵试验发现控制串层污染的基本方法有三个，一是切断污染通道；二是控制地下水流场形态，防止污染扩散；三是预控制。

after theoretical calculating and numerical modeling, realized the big cross section open-off cut support with bolts and cables, the support parameter is proper and yield good economic returns.

通过理论计算及数值模拟，在大宁矿成功实现了大断面开切眼的锚杆锚索联合支护，支护参数合理，经济效益显著。

author introduces hydraulic reaming and its application test in the prevention and control of mine gas. it is believed that the technique has widespread application prospects for draining out methane from gaseous coal seam and coal seam exposing in cross cut headings.

介绍了水力扩孔技术及其在瓦斯防治方面的应用试验情况，认为该技术对煤层抽排瓦斯和石门揭煤都有着广泛的应用前景。

Anchor Design of Large Cross Section Open-off Cut Under Thin Bed Compound Roof and Its Application

薄层状复合顶板大断面开切眼锚固设计及其应用

Not once you cross the ocean and cut yourself loose.

越过大海,将自己从烦嚣中解脱出来.

positive edge of cross cut

剖线的正边

in this paper, the static stress field and dynamic stress field in gas bearing coalseam under the condition of disclosing coal seam in a cross cut are derived with mathematic analysis.

本文用数学解析方法解出了石门揭煤条件下工作面前方含瓦斯煤体内的稳态应力场和动态应力场。

application of the big cross section open-off cut support with bolts and cables

大断面开切眼锚杆锚索联合支护的应用

on the basis of the study of the geology and production conditions and the construction method of large cross section open-off cut for fully mechanized mining face under the thin bed compound roof, a combined support has been put forward.

在研究薄层状复合顶板条件下综采工作面大断面开切眼的地质与生产条件和施工方法的基础上，提出在该条件下采用联合锚固支护。

discussion on cross-cut distance of production section in shizuishan coal mine

石嘴山矿区生产矿井区段石门间距探讨

comments on application of bolt support to construction of large cross section open-off cut

浅析锚杆支护在大断面切眼施工中的应用

the machine adopts the linear model to cross cut and round-knife to slit.

本机采用直线式结构横向剪切、纵向剪切采用圆刀结构.

Washcut large straw mushrooms into halves . Make a cross cut on the stalks of small ones.

草菇洗净,大粒折切开边,小粒的在菇脚鎅一十字.

Study on tube settler of square cross section with cut angle

关于缺角正方形斜管的研究