The freshest surface fracture zone which has been discovered recently in the west mountain of Cixian County is introduced in this paper.
本文介绍了磁县西部山区新近发现的最新地表破裂带。
The microstructure, surface fracture morphology, hardness and tensile strength of the failed 45 steel connecting bolt were analyzed and tested.
对45钢连接螺栓断裂件的显微组织、断口形貌、硬度和抗拉强度进行了观察分析和测试。
One is called the S-N curve of surface fracture mode. It is governed by a crystal slip on the specimen surface, which occurs in the region of short fatigue life and high stress amplitude level.
一组叫做表面破坏模式的S-N曲线,它发生在高应力幅短寿命区,是由试样表面晶体滑移引起的。
The surface tiny crack generating by sample hardening were found in test, and some surface fracture caused by inclusion and gas pocket, and these appearance should be correctly analyzed and judged.
飞机发动机减速器支撑杆在加工过程中易产生微裂纹,通过显微组织检验、断口形貌观察、微区成分分析以及含氢量测定和模拟焊接试验等方法对其裂纹产生的原因进行了分析。
Ungula and ring fracture are due to higher surface hardness. The rational suggestions to settle fracture are put forward.
爪形和环形断裂由表面硬度偏高造成,并提出解决断裂问题的合理化建议。
The fault, fracture, unconformable surface and reservoir are the major channels of hydrocarbon migration in gentle slope belt.
断层、裂缝、不整合面和储层是缓坡带油气运移的主要通道。
The crystal is shiny glass, but is common to the oil sheen on the surface of fracture.
晶面呈玻璃光泽,但常见到的是断口面上的油脂光泽。
Objective To investigate the MRI features of osteochondral fracture in the joint surface.
目的探讨关节表面骨软骨骨折MRI表现。
The fracture surface traverses matrix as well as fibers and interface .
断裂表面横切过基体、纤维和界面。
The fractal dimension of fracture surface was measured directly by using projective covering method and laser triangulation technique.
采用投影覆盖法结合激光三角测试技术,直接测定了混凝土断裂表面分维值。
Fully considering the speciality of soil nailing, a rather precise method of stability analysis of soil nailing based on general fracture surface is presented.
充分地考虑土钉支护的特殊性,建立了一个比较精确的基于一般破裂面的土钉支护稳定性分析方法。
The main factors influencing the gas preservation condition includes the fault amplitude, fault fragmented intervals, fault surface dip, and the position of fracture cavity system in the faulted zone.
大断裂影响缝洞系统保存条件的主要因素包括:大断裂断距、断层上消失层位、断面倾角、盖层厚度以及缝洞系统所处断裂带位置等。
In the case of the limited level density of the material surface energy, the fracture stress and the calculation formula of the engineering damage were studied.
本文研究考虑损伤时材料的断裂应力,推导出了在表面能密度有限的情况下,损伤断裂应力的计算公式。
Scatter and fracture surface roughness increases with loading rate.
分散性和断裂表面的粗糙度随加载率而提高。
Fractal dimension of impact fracture surface of 08f steel was measured by vertical section method.
利用垂直截面法测量了08f钢经不同形变氮化复合后冲击断裂表面的分形维数。
Consequently, at the macroscopic crack branching velocity, the experimental fracture surface energy and the fracture surface roughness; have no single value in such materials.
因此,对这种材料在宏观裂纹分叉速度时,实验断裂表面能及断裂表面韧性没有单一值。
With the increase of displacement speed, fracture mode of the river patterns gradually became obvious and fracture surface became coarser.
随着加载速度的加快,河流纹断裂形态逐渐变得明显,同时断口形貌变得更加粗糙。
The fatigue fracture surface features of blade are summarized firstly.
归纳总结了叶片疲劳断口的特征形貌。
It show that the fracture surface of pure epoxy resin appears brittle fracture, but the modified epoxy resin appears gliding fracture.
电镜图片表明,纯环氧树脂断裂面呈现明显的脆性断裂,而改性环氧树脂为韧性断裂。
Analyses and contrast shows that, the acid selected by experiment could improve the permeability nearby fracture surface and the fracture conductivity preferably.
经分析对比表明,通过实验筛选出的合理的酸液配方能较好的改善裂缝壁面附近地层的渗透率和支撑裂缝的导流能力。
The results showed that the fracture surface of the modified systems displayed tough fracture features, markedly different from that of the unmodified epoxy resin system.
结果表明,增韧后材料的断面形态明显不同于未改性体系的形态,试样冲击断裂面形态具有明显的韧性断裂特征。
While under the same test conditions, samples without coating have undergone severe damages on both the surface and the fracture section.
而在同等条件下未涂层试样不论是表面还是断口处都已遭受了较为严重的破坏。
The high fatigue properties were found to be related with higher crack closure stress, rough fracture surface and tortuousity of crack path.
较高的疲劳性能与裂纹尖端闭合应力、断口表面粗糙度以及裂纹扩展路径弯折程度有关。
The relation between fracture energy of layer surface and fracture energy of RCC is analyzed.
分析碾压混凝土本体断裂能与层面断裂能关系。
The pattern of a brittle fracture surface of FEP copolymer is confirmed as fracture curve and the center of each curve is a flaw.
用金相显微镜等方法确认了国产FEP树脂的脆性断裂图案是断裂曲线,曲线中心为弱点。
The pattern of a brittle fracture surface of FEP copolymer is confirmed as fracture curve and the center of each curve is a flaw.
用金相显微镜等方法确认了国产FEP树脂的脆性断裂图案是断裂曲线,曲线中心为弱点。
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