The distribution of fault and fold tectonics in coalfields of each category mine area are all follow the fractal law, and the influence of distribution of geological tectonic in coalfield to hazard extent of coal and gas outburst can be described using fractal d.
采用分形几何手段,对全国范围内若干煤田中的地质构造分布特征和矿区突出危险性的关系进行了分析,并对突出预测的构造分维指标进行了优化 各类突出矿区煤田中断层和褶曲构造的分布服从分形规律,煤田地质构造分布对突出危险性的影响可以用分维来描述。
This zone has little folds includes kuangshan anticline, laiwu syncline and fangzhen syncline.
褶曲构造不甚发育,主要有矿山背料及其两翼的莱 芜向斜和方下镇向斜。
Forecast of faults concealed in fully mechanized coal mining face by use of small fold;
小褶曲在综采工作面隐伏断层预测中的应用
Figured out that the main structure fo rm in the minefield is fold, while the disti nguishing feature is convolute fold.
利用井田勘探和矿井生产的地质资料,对上京井田的构造特征进行了总结,认为该井田以褶皱为主,尤以翻卷褶曲为特征,并且其复杂的构造格局是在经受了多次构造运动而形成的,其形成过程可概括为四个阶段:含煤盆地形成阶段;Ⅰ级褶皱和辗掩断层形成阶段;Ⅱ、Ⅲ级褶皱和一系列正断层形成阶段;构造体系的叠加、改造和定型阶段。
the anticlinal axis [ line, fold, strata, valley ]
背斜轴[线, 褶曲, 层, 谷]
To form bends in(a stratum of rock.
地层褶曲(在地层的岩石上)形成弯曲
A bend in a stratum of rock.
地层折曲岩石地层的褶曲
This fold is an anticline and that one is a syncline. a fold has two limbs.
这一个褶曲是背斜而那一个则是向斜,一个褶曲具有两个翼。
From Fold to Fault-the Concept Change on Structural Forms
从褶曲到断层——构造形态认识的转变
Look at these two folds. One is convex upward with older rock of Ordovician limestone toward the center of curvature.
请看那两个褶皱,其中一个褶曲是向上凸起,较老的奥陶系石灰岩位于弯曲的中心,
(4)The synsedimentary deformation structures are common in eolian dunes, such as brecciated foresets, drag folds and overturned folds.
(4)见角砾化前积层、牵引褶曲、倒转褶曲等常见的风成沙丘同沉积变形构造。
THE DISCOVERY OF THE GRAPTOLITES WITH FOLDED THECAE FROM THE HULO SHALE OF XIUSHUI(SIUSHUI)DRAINAGE BASIN,JIANGXI(KIANGSI)
江西修水流域胡乐组内褶曲胞管笔石的发现
If a fold so develops that both of limbs dip toward the same direction. In such case, what should we call for this kind of fold.
如果一个褶曲的形态在横剖面上表现为两翼向同一方向倾斜,那么这种类型的褶皱该怎样命名?
Each curved layer in a fold has a point of maximum curvature, which is called hinge point.
在一个褶曲中,每一弯曲岩层上都有一个最大弯曲点,此点被称为枢纽点,
Further imbrication, folding and metasomatism of the ultrabasic rocks occurred at this time.
超基性岩的进一步叠瓦作用,褶曲和交代作用发生于这个时期。
An anticlinal fold in which a mobile core, such as salt or gypsum, has pierced through the more brittle overlying rock.
活动的岩蕊在一背斜褶曲内活动的岩蕊(如像盐或石膏)突破了较脆的上覆岩层
dry creasing-Lintrak
林曲莱克法干褶裥处理
cabbage plant with a compact head of crinkled leaves.
一种甘蓝,其头紧密,具褶皱和卷曲的叶。
Lintrak process
林曲莱克工艺(毛裤耐久褶裥整理法)
Although warped by compaction, there is only stight folding of the sandstone lenses.
虽然由于压实作用而弯曲,但砂岩体褶皱很轻微。
Exaggerated sections distort the shapes of folds as well as bed thickness.
比例放大的剖面歪曲褶皱的形态和岩层厚度。
APPROACH OF RELATIONSHIP BETWEEN THE CURVATURE INDEX OF SINGLE BUCKLE FOLD AND STRESS EXPONENT OF THE LAYER
单层纵弯褶皱曲率指数与应力指数的关系探讨