片语

microcrack density微裂纹密度

microcrack k微裂纹

fracture microcrack微裂缝

elliptic microcrack椭圆形微裂纹

microcrack development微裂纹扩展

microcrack source裂纹源

rock microcrack巖石微裂纹

intragranular microcrack晶内微裂纹

microcrack theory微裂纹理论

英汉例句

• after microcrack treatment, their leaching rate can be notably increased with decrease of the content of freely soluble copper and removal of flotation reagent on mineral surfaces.

  这种金精粉经微爆处理后，由于组成矿物的特性发生了一系列的变化，加之脱除了残留在矿粒表面的浮选药剂，金的浸出率可得到大幅度的提高。

• the fracture stress of dp microstructure increased with the increase of displacement speed, and the microcrack density increased with the decrease of displacement speed.

  双态组织的断裂应力随加载速度的上升而增加，微裂纹面密度随加载速度的增加明显下降；

• the possibility of inner microcrack healing was studied by normalizing the 45 steel samples containing inner crack for one time and two times respectively.

  对含有内部裂纹的45钢试样采取了不同温度一次加热正火处理和二次加热正火处理，研究了其内部裂纹愈合的可能性。

• furthermore, the micropore in dp steel would change into microcrack when martensite volume fraction reached 30%. meanwhile necking appeared early.

  断裂时当马氏体体积分数增加到30%，颈缩提前，且微孔有向微裂纹转变的趋势。

• asymmetric orthogonal shearing stress plays an important role in the initiation and the expansion of microcrack in the plastic deformation region.

  非对称循环正交剪切应力对塑性变形区的微裂纹萌生与扩展起到了极其重要的作用；

• the mechanism of surface microcrack formation on container plate in cold bending tests was analysed.

  对集装箱板冷弯时表面微裂纹的成因进行分析。

• the results show that the cylinderization time depends sensitively on the initial morphology of the microcrack tip.

  结果表明：裂尖的几何形状对微裂纹圆柱化时间起决定性作用；

• the microcrack is developed quickly into nucleus in the second stage by hydrogen-assisted cracking in welding seam.

  第二阶段是氢助裂纹作用使微裂纹迅追扩展而成为白点核。

• the sound emission monitor shows that microcrack has a great influence on the heat-shock and the cracks are develeped with the frequency of the sound emission.

  采用声发射监测，发现微裂纹对热震性能影响很大，声发射率增大与裂纹扩展速度成正比。

• the sem results indicate that the compact degrees of geopolymer are modified and the microcrack is reduced by doping organic resin.

  sem研究结果表明：有机树脂能有效的改善地质聚合物的致密程度，减少微裂纹的产生。

• a mechanical model is built firstly for single microcrack under uniaxial compression loading, and the stress component of microcrack end is calculated.

  首先建立单一微裂纹在单轴压缩荷载作用下的力学模型，求出裂纹端部的应力分量。

• the propagation of rock microcrack is analyzed. the fractal characteristics are analyzed by dissipated energy consumed by microstructure fracture.

  由微结构断裂所需耗散能分析计算了巖石微裂纹演化与分形特征。

• from experiments, it is demonstrated that the mathematical model has a fairly high accuracy, hence forming a basis for the quantitative analysis of the microcrack signal.

  实验证明该数学模型具有较高的精度，为定量分析微裂纹信号打下了基础。

• the critical event of cleavage is the propagation of a second phase particle-sized microcrack into the neighboring matrix.

  解理的临界事件是由启裂的第二相尺寸的微裂纹向周围基体的扩展。

• the microcrack nuclei are situated in grain boundary, phase boundary or in carbides lying at the boundaries.

  微裂纹形核处是晶界、相界或这些界面上的碳化物。

• it is proved that in practical operational test the microcrack is effective and harmless under certain conditions.

  通过装车运行试验，证明显微裂纹在一定条件下有利无害。

• the fluid loss reducing capacity of the gel was investigated in the microcrack reservoirs of the low permeability gas reservoir through evaluation tests.

  通过评价实验，考察了压裂液冻胶在低渗透气藏微裂缝储层中的降滤失性能。

• while the appearance of k anisotropy alone the microcrack front along with its physical significance and geometrical connotation is a great challenge to traditional conception and compute method of k.

  而微裂纹前缘应力场强度因子的各向异性这一新概念及其物理意义与几何内涵的提出，更是对传统应力场强度因子的概念与计算方法的一次重大挑战。

• secondary crack, reared ridge, and microcrack in the front of the main crack tip can all hinder crack propagation during low cycle fatigue.

  撕裂棱、裂纹前端微裂纹的桥接等因素是阻滞主裂纹扩展的主要机制。

• in general, a higher pre existing microcrack density or a lower loading stress rate results in a longer nucleation stage, and therefore, increases the predictability of catastrophic failure event.

  一般而言，在相同加载条件下预存微破裂密度越高，或对同一巖石加载速度越慢，对应的断层成核过程就越长，因此最终破坏的可预报性也越高。

• under experimental deformation conditions, crack and microcrack are the primary characteristics of the deformation of the coal and rock performance.

  在实验变形条件下，煤巖主体的变形表现以破裂与微破裂作用为主。

• microcrack is the failure mechanism of concrete.

  混凝土的基本破坏机理是微开裂。

• the length and number of microcrack per percent of trabecular area could be used as bone biomechanical marker to evaluate the effectiveness of anti-osteoporostics.

  单位骨小梁面积百分率的微破裂长度和数目可反映药物对骨质疏松的影响，可作为骨结构性能的评价指标。

• structure analysis showed that the incoordination in deformation process of two phases is the main reason why microcrack occurs at phase boundary.

  组织分析显示，两相之间变形不协调是相界微裂纹产生的根本原因。