caving的例句大全

The formation is unstable and the wall caving are severe.

地层不稳定,井壁垮塌严重.

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The distribution patterns of mechanical characteristics for surrounding rock in the gateways of fully mechanized top-coal caving ( FMTC) face were put forward by analyzing deep displacement, surface displacement, stress distribution and supports loading.

通过对综放面回采巷道围岩的深部位移、表面位移、应力分布以及支架荷载的实测分析，得出综放面回采巷道围岩力学特征分布规律。

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Analysis of Mining Pressure in Sublevel Caving and Its Controlling Methods

无底柱分段崩落法采动地压规律分析及控制方法研究

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Review of Research on Ventilation Method of Entry for Sublevel Caving Method

无底柱分段崩落法进路通风方法研究综述

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Numerical Simulation Study of Rock Mass Caving Mechanism

岩体崩落机理的数值模拟研究

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Simulation of ore drawing process in mass caving mine

连续开采型自然崩落法出矿生产系统模拟

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This paper approves the importance in producing minimum vibra-tion energy during the broken of stiff sandstone roof in working of stress releasing seams by caving method.

论文证实了用垮落法开采卸压层使坚硬砂岩顶板折断时产生的振动能为最小的要义。

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There is a certain angle between caving line and coal seam strike.

垮落线与煤层走向是一定角度。

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For those mines adopting the sublevel caving method, the large structure parameters of the natural lay are not suitable for the ore drawing in transition sublevel process.

采用无底柱分段崩落法回采的矿山，在向大结构参数的转变过程中，正常布置的大结构参数不适用于过渡分段的放矿。

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Test of continuous mechanized ore-drawing technology in block forced caving system for thick asbestos ore body

石棉厚矿体阶段强制崩落连续机械化出矿工艺的试验

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A computer-aided technical management for sublevel caving is established and its structural design, compositions and functions are introduced.

介绍了一种适用于无底柱分段崩落法的计算机辅助技术管理系统的结构设计、系统组成与功能等。

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The high-rise wood piled wharf in Qingdao harbor was constructed from 1901 to 1906. The deformation on the surface and quay wall of the wharf and bank caving happened between whiles.

但是其安全运行的问题日益突出，事故时有发生。青岛港木质高桩码头建于1901～1906年，目前，码头表面和岸壁变形及局部滑塌偶有发生。

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The lower part of the slope locates in water level change belt of the yangtze river Three Gorges reservoir; predicted width of bank caving will be up to 190 m~ 300 m.

斜坡下部位于长江三峡水库水位变动带，预测坍岸宽度可达190～300m。

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Brief Analysis of the Danjiangkou Reservoir Bank Caving of the Middle-Route Water Sources Project of South-to-North Water Transfers

南水北调中线水源工程丹江口水库坍岸问题浅析

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The Extenics Studying on the Bank Caving Prediction of Changshou Area Along Three Gorges Reservoir

三峡库区长寿区库岸塌岸预测的可拓学研究

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Bank Caving and Protection at Sima Bend of Jiangsu Section of Yangtze River

长江江苏河段嘶马弯道崩岸与护岸研究

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Study on prediction method for reservoir bank caving

水库坍岸预测方法研究

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The primary target of the monitoring is to dynamically determine the developing regularity, and heights of the" two zones"( caving zone and fractured zone) in roof rocks.

该监测的主要目的是动态测定煤层开采过程中顶板岩石两带（冒落带和裂隙带）的发展规律和高度，以指导相邻采区留设合理的防水或防砂煤柱。

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The results show that, the overlying coal-rock mass is integrally bending and sinking, without forming any caving zone and the obvious fault zone.

结果表明，在极薄保护层钻采过程中上覆煤岩体产生整体弯曲下沉，没有冒落带和明显的断裂带。

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Application of determing the caving zone and the water flowing fractured zone in the cover strata of mine goaf by geophysical prospecting methods

地球物理勘探在探测煤矿采空区覆岩两带中的应用

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