1) microcrack
微裂
1.
This article reviews the literature on microcracks associated with ultrasonic root-end preparation.
然而,该技术也存在一定的局限性,学者们对超声牙根尖倒预备后牙根切面出现的微裂现象进行了广泛研究。
2) microcrack
微裂纹
1.
Influence of Microcracks on Transformation Criterion and Strength of Phase Transformation Ceramics;
微裂纹对相变陶瓷的相变条件及强度的影响
2.
Computer Simulation of Planar Microcrack Growth Process and Correlation Experiment;
平面微裂纹扩展的计算机模拟与相关试验
3.
The microcracks were produced in the root of notch as the result of shearing of microvoids, and then led to sp.
0°加载时,在蝶形中心产生微孔洞,微孔洞之间剪切,从而产生了微裂纹。
3) micro-crack
微裂纹
1.
Mesoscopic mechanical analysis of cleavage micro-crack forming in ferrite-pearlite microstructure;
铁素体-珠光体组织中解理微裂纹形成的细观力学分析
2.
Numerical computing of effective modulus of woven C/C-SiC composites including porosities and micro-cracks;
考虑孔隙和微裂纹缺陷的C/C-SiC编织复合材料等效模量计算
3.
The effect of these properties at high temperature on surface quality of billet and the mechanism of surface depression and micro-crack formation on billet were an- alyzed.
采用DIL402C热膨胀分析仪、STA449C同步热分析仪和Gleeble—1500D热模拟试验机,分别测试2Cr13不锈钢的线性膨胀系数、主要相变温度以及高温力学性能等高温特性,分析2Cr13不锈钢高温性能对铸坯表面质量的影响和铸坯表面凹陷以及微裂纹产生的机理,确定2Cr13不锈钢用保护渣应重点考虑传热性能。
4) microfracture
微裂缝
1.
Mechanisms and significance of microfractures generated by microwave heating in sandstone reservoirs;
砂岩储集层微波加热产生微裂缝的机理及意义
2.
There are many kinds of microfractures which play an impor- tant part in connection of the pores in a reservoir and denudation of vugs,and enhancing reservoir permeability.
Y气田Z组火山岩储层孔隙结构复杂,基质孔隙间连通程度差,属于典型的低孔低渗储层;微裂缝种类多,在连通储层气孔和溶蚀孔洞、增强储层渗透性方面起着非常重要的作用,但识别和评价相当困难。
3.
Its gas-bearing intervals are characterized by tight sandstone with poor porosity and poor permeability,and majority of them are of porous-type and minority are of microfracture.
洛带气田遂宁组为岩性圈闭气藏,储层为低孔隙度、低渗透率致密砂岩,以孔隙型储层为主,部分发育微裂缝。
5) microcrack
微裂缝
1.
Due to the physical properties of coal seams, a large amount of microcracks will be occurring after hydraulic sand fracturing of coal seams.
由于煤层自身物理特性,在煤层水力加砂压裂中将产生众多的微裂缝,选择合适粒径的支撑砂充填并支撑微裂缝,即可以达到降滤的目的,又能促进裂缝压降的传导,对提高压裂增产效果有积极意义。
2.
For material with microcracks,phenomenon of nonlinear acoustic modulation would appear under the mixture displacement of both high-frequncy acoustical wave and low-frequncy vibration.
介绍了非线性超声调幅现象,对微裂材料的非线性超声调幅特征进行探讨,提出以旁频能量与振动输入能量之比,作为描述材料损伤的定量参数,并进行试验研究,采用碱骨料反应对2根混凝土试件引入微裂缝损伤,与1根无损试件进行对比。
3.
Many research works have been done on the moving characteristics of ground-fluid controlled by structural stress in China and abroad , but the research on microseepage of microcrack caused by Earth tide is complete blank .
目前国内外对构造应力作用下地球内部流体运动的规律与特征的研究已经很多 ,但面向地应变固体潮对地壳微裂缝系统的微渗漏作用影响的研究尚属空白。
6) Microcracks
微裂纹
1.
The results indicate that the existence of microcracks which are formed by the transformation (t→m) occurred at the cooling processing is an important factor for the degradation of mechanical properties during the ageing.
通过对ZrO2 增韧莫来石陶瓷 (ZTM)低温时效现象的研究 ,发现材料表面及内部存在的微裂纹是导致材料在 2 0 0～ 3 0 0℃时效处理后力学性能下降的重要原因 。
2.
From angles of corrosion, this paper inquires into the reasons of microcracks occurencs in absorbing tower T203 of desulfurization and sulfur recovery shop of Guangzhou Petrochemical Corporation.
本文从腐蚀角度讨论了广石化炼油厂脱硫制硫车间吸收塔(T203)产生微裂纹的原因是硫化氢应力腐蚀开裂(SSCC)。
3.
It is shown that for T6 temper sample the main mechanisms of nucleation of tensile microcracks are the decoherence between inclusive particles and matrix and the cracking of the particles due to local stress and strain concentrati.
在扫描电镜上利用ＨＸ－ＴＳ２型拉伸台，对ＬＣ４高强铝合金常规热处理状态Ｔ６（时效至峰值强度）及退火状态拉伸时微裂纹的萌生及连接进行了原位动态观察。
参考词条
补充资料：裂裂
1.象声词。
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