structural fracture

research of delaying structural fracture sensibility of high strength bolt

高强度螺栓延迟开裂组织敏感性的研究

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The fracture in studied area can he divided into diagenetic micro-facture, weathering fracture and structural fracture.

研究区的裂缝可以划分为岩微裂隙 、 风化裂隙和构造裂缝3种类型.

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The fault structural fracture zone is the main ore-control, ore-bearing structure.

断裂构造破碎带是该地区主要控矿 、 容矿构造.

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This paper discusses the hydrocarbon conduit systems such as fault and structural fissure, unconformity and paleo-weathering crust, Ordovician vug and fracture as well as interconnected sand body in light of Tahe oilfield and its regional geological situations.

根据塔河油田及其区域地质情况，论述了断层及构造裂隙，不整合面和古风化壳，奥陶系孔、洞、缝和连通砂体四类输导系统。

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The ore bodies occur in the contact zones between the Yanshanian intermediate-acidic composite intrusions and their surrounding wall rocks, and the structural weakness zones ( unconformity surface, inter-layer fracture zone, slip zone) in the wall rocks.

矿床受控于燕山期中酸性杂岩体与围岩的接触带及围岩中的构造薄弱带（不整合面、层间破碎带、滑脱带），矿体围绕岩体呈环带状产出。

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While not the only ingredient of structural integrity assessments, fracture mechanics plays a central role.

断裂力学虽不是评定结构完整性的唯一标准, 但它起着中心角色的作用.

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The fractures in original state are mainly the relative isolated structural fracture systems.

这些裂缝基本上为垂直缝，裂缝原始状态下以相对孤立的构造裂缝系统为主。

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Favorable volcanic facies, efflorescence and structural fracture are three major controlling factors of favorable volcanic reservoir.

近火山口有利岩相带中，风化淋滤溶蚀作用和构造裂缝是营城组火山岩储层形成有利储集空间的主要控制因素。

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The techniques and the principles of full 3D structural interpreting and the buried hill fracture predicting have been studied exploringly.

探索性地研究了全三维构造解释、潜山裂缝预测的技术及原理。

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The deformation mechanism of right bank slope are mainly progressive collapse; collapse instability control by basalt layered structure, conjugate shear fracture, unloading cracks and columnar joints and other structural surface. 3.

右岸岸坡变形破坏模式的主要是渐进性的局部崩塌；崩塌失稳受到玄武岩层状构造、共轭剪切断裂、卸荷裂隙及柱状节理等多种结构面的协同约束作用。

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Starting from analyzing the theory of plane stress field, the paper introduced mechanical mode for simple fold and composite structural mode and analyzed the theory of structural fracture.

本文从平面应力场理论分析入手，介绍了简单褶皱的力学模式、复合构造模式，并进行了构造裂缝的理论分析。

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Examination of Structural Fracture Strength by Tangent Modulus Factor

结构断裂强度研究的切线模量因子法

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