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crack characteristic
相关语句
  压裂特性
     Study of Crack Characteristic of Big Soft Coal Samples
     软煤大煤样的压裂特性研究
短句来源
  裂纹特征
     Using the crack detection of ferromagnetic materials parts with plating layer as a sample, the micro-magnetic crack testing principles, the crack characteristic extracting based on double gradient, and realizing of crack testing were introduced in this paper.
     以具有镀层的铁磁零部件的裂纹检测为背景,阐述了微磁裂纹检测仪的主要原理、裂纹特征二次梯度提取及裂纹检测的实现。
短句来源
  “crack characteristic”译为未确定词的双语例句
     Based on the measured basic frequency and crack characteristic,the dynamic characteristic of the whole bridge was divided into the dynamic properties of single beams.
     基于实测基频和裂缝特征将整桥的动力特性分解为单梁的动力特性,应用钢筋混凝土单梁模型试验研究成果,对RC梁桥结构性能进行评估。
短句来源
     This paper describes a study on welding hot crack characteristic of recently-developed complex microalloy highstrength steel P460NL1 through longitudinal adjustable restrainttest. The theoretioal analysis and test result prove that this kind of steel has small tendency to form hot crack
     采用纵向可调拘束试验时最新研制的多元微量合金高强钢P460NL1的焊接热裂性能进行了试验研究,理论分析和试验结果都表明,该钢种产生热裂纹的倾向很小。
短句来源
     So the model of dynamic assessment was expressed: structural basic frequency and crack characteristic→rigidity→nominal ratio of reinforcement→resistance to bending of single beam.
     本文建立的动力法评估模型为:结构基频和裂缝特征→刚度→名义配筋率→单梁抗弯能力。
短句来源
     The flexural strength and fracture energy is stable with the increase of the volume content of steel or hybrid fibre,but the fracture toughness,pre-critical length of crack,characteristic length and ect show different changing trends with fibre fraction.
     结果显示,弯折强度和断裂能随纤维体积掺量的增大而增大,而断裂韧度、延性指数、起裂韧度和裂缝的亚临界扩展量等参数随钢纤维或混杂纤维体积掺量体现出不同的影响规律,不是随体积掺量呈单调变化,而是存在一较优掺量。
短句来源
     Experimental Study of Crack Characteristic of Big Medium-hard Coal Samples
     中硬煤大煤样的压裂实验研究
短句来源
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  相似匹配句对
     The characteristic of fatigue crack initiation and propagation has been studied.
     研究了疲劳裂纹的起始与扩展特征;
短句来源
     A Study on Seepage Characteristic of Crack-rock
     裂隙岩体的渗流特性研究
短句来源
     Analysis the characteristic of the .
     在深入分析微软.
短句来源
     To compare characteristic
     区域产业集群特色竞技
短句来源
     Out of the Crack
     走出夹缝
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  crack characteristic
Several features associated with these measured crack characteristic signals are shown to correlate linearly with crack opening.
      
In addition, a correlation between the features of the measured crack characteristic signals and crack opening has been sought.
      
The behavior of crack characteristic signals as a function of varying crack length and location within the sensor aperture is also studied.
      


The causes of wear failure, mostly scratching and pitting, of cast iron tappet have been systematically analyzed for seventy pieces of tappets from various engines. The analysis and calculation of operation conditions (motion, loading, and lubrication etc. )of cam-tappet, the microscopical analysis of worn surface, the observation and analysis of plastic deformation and crack characteristics of cross-section of worn surface layer, and the analysis of morphology of wear debris were carried out. The formation...

The causes of wear failure, mostly scratching and pitting, of cast iron tappet have been systematically analyzed for seventy pieces of tappets from various engines. The analysis and calculation of operation conditions (motion, loading, and lubrication etc. )of cam-tappet, the microscopical analysis of worn surface, the observation and analysis of plastic deformation and crack characteristics of cross-section of worn surface layer, and the analysis of morphology of wear debris were carried out. The formation mechanism of scratching and pitting has been discussed. A concept of scratching attributed to strain fatigue and pitting attributed to stress fatigue has been presented.

本文针对冷激铸铁类型挺杆最常见的磨损形式-擦伤与点蚀,系统地进行了失效原因的分析。分析对象包括各种类型发动机挺杆共70件,分析工作涉及凸轮挺杆工作条件(运动、受力、润滑等)的分析计算,磨损表面的微观分析,磨损表面层截面塑性变形及裂纹特征的观察分析以及磨屑形貌的分析。在此基础上对擦伤与点蚀的形成机理进行了讨论,提出了擦伤的本质属于应变疲劳和点蚀属于应力疲劳的概念。

This paper presents an engineering example about the most cracks of the inclined pile caps of the dock quay. All this is introduced regarding the engineering outlines, the measurement of the cracks of the inclined pile caps, the crack characteristic, and the analysis of affecting factors; for discussion.

本文提供一个码头叉桩桩帽大部开裂的工程实例。介绍了工程概况、叉桩桩帽开裂的观察与实测、桩帽裂缝性质及其影响因素的综合分析。以供讨论。

By dissecting and observing to two pieces of failure dies, their structureshape change and thermal fatigue crack characteristics (path, shape, distribution)during the dies being used have been analyzed. The factors influencing thermalfatigue failure of the dies have been investigated in the materials and thehot-machining aspects, it will be available reference data to making the choiceof the materials for the copper alloy die cast elies and reforming their machiningtechnology.

通过对两付失效模具的解剖、观察,讨论了模具在使用过程中发生的组织形态变化和裂纹的走向、形貌、分布情况;并从材料、热加工工艺角度出发探讨了影响摸具热疲劳失效的各种因素,可为铜合金件压铸模的选材、改进制造工艺提供参考依据。

 
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