1) Flat rock strata
近水平岩层
2) nearly horizontal strata landslide
近水平岩层滑坡
1.
Study on critical depth of fracture water for nearly horizontal strata landslide;
近水平岩层滑坡启动的临界水柱高度分析
3) slope of nearly horizontal competent and incompetent intercalated rock strata
近水平岩层斜坡
4) horizontally bedded landslides
近水平岩层滑坡群
6) horizontal seam
近水平煤层
1.
Aimed at the existing characteristics of the horizontal seam under complicated geological conditions,the method of crosscut exposing coal of control layer,seam pre-pumping,driving while pumping,metal skeleton,depressurizing 5 emissions further complicated geological conditions near the level is pointed out.
针对复杂地质条件近水平煤层的赋存特点,提出了控制层位、煤层预抽、边掘边抽、金属骨架、排放卸压5步复杂地质条件近水平石门揭煤方法;该方法在祁南煤矿南大巷石门揭煤中得到了应用,并取得了良好的效果。
补充资料：近侧水平线
近侧水平线
皮纹学术语，系手掌属曲面褶线之一。起于拇指与示指之间，向尺侧延伸，终于小鱼际。通常用E表示。
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