The fine grains helped to improve the strength and hardness of the material.
细化晶粒对于提高材料的强韧性有利；
Sandy soil with fine grains has more deformation than sandy soil with coarse grains.
细颗粒砂土比粗颗粒砂土具有更大的变形量。
Dynamic recrystallization takes place in the weld nugget zone and fine grains are achieved.
焊核区发生动态再结晶，生成细小的等轴晶粒。
It was found that a great deal of ultra-fine grains appear in AZ91 just after one pass of ECAP.
研究发现，AZ91镁合金经过一个道次的等通道角挤压后，材料中就有大量的超细晶粒出现。
AGG can be avoided and the uniform fine grains can be gained when the strain is not less than 15%.
选择15%及以上的变形量，可以避免晶粒异常长大，并获得均匀细小的晶粒组织。
The fine grains, crack deflexion and grain-bridging are main toughening mechanisms of silicon carbide ceramic.
细晶、裂纹偏转和晶粒桥联是碳化硅陶瓷的主要增韧机制。
The material A with fine grains has a large amount of initial damage and a large decreasing amount of toughness.
细晶粒A材料的初始损伤量大，韧性下降幅度大。
Shot Peening(SP)is a typical severe plastic deformation method to produce ultra-fine grains of metallic materials.
高能气动喷丸是通过剧烈塑性变形产生细晶材料的方法之一。
The etchant penetrates between the fine grains to etch the plate forming countless tiny cells that print in a soft texture.
腐蚀剂在微粒间渗入，把版面腐蚀，造成无数小窝，印出一个柔和纹理。
The principle of steel strengthening is due to fine grains, precipitation strengthening and solution strengthening by adding alloyed elements.
在高强度船体结构钢中，藉助于添加合金元素而使钢得以强化的主要机制有晶粒细化、析出强化和固溶强化。
Analysis by Curiosity revealed the presence of mudstone, a type of rock formed by fine grains of sediment settling out of a column of calm, still water.
好奇号通过分析发现有泥石存在，这种岩石是由沉淀物微粒在一块平静的水域中沉积而成的。
Nano-phase materials have many unique characters from ultra-fine grains. However, nano-grains grows larger in sintering in order that nano-characters will be lost.
纳米陶瓷材料具有许多优异的功能和特性，但在烧结过程中纳米颗粒容易长大，从而失去纳米特性。
The surface of extrusion bar was of good quality without cracks. The interface between the particle and matrix bold was well and fine grains existed in the matrix.
挤压棒材表面质量良好无裂纹等缺陷，棒材中增强体颗粒和基体界面结合良好，基体合金中存在完整的等轴晶。
Starting from preparation of hydrophilic coating, a study was devoted to the effect of the fine grains of styrene divinylbenzene resin on the performance of hydrophilic film.
在制备亲水涂料的基础上，研究苯乙烯-二乙烯基苯树脂微粒对亲水涂膜性能的影响。
Native gold as fine grains and micro grains occurs in pyrite, arsenopyrite and limonite. Gold ore is intensively oxidized and characterized by low impurity and easily sorting.
自然金呈微细粒和显微细粒赋存于黄铁矿、毒砂及褐铁矿之中。
Chondrules and inclusions in Allende are held together by the chondrite matrix, a mixture of fine-grained, mostly silicate minerals that also includes grains of iron metal and iron sulfide.
阿伦德陨星里的陨石球粒和内含物是由球粒陨石基质结合到一起的；这是一种细粒混合物，主要包括铁颗粒和硫化铁的硅酸盐矿物。
The result is a row of samples shifting from the relatively dark, coarse grains of the Northeast to the fine white beach sand of the Southeast.
结果就是看到的这组样本，从东北海岸相对暗一点粗糙些的沙子到东南海岸这些白皙且细腻的沙子。
Fine Gin is made with many distilled herbs and grains.
上等杜松子酒由蒸馏得来的草药和谷物制成。
Product features: fine and rich textures, clear and natural, like flowing clouds and waters, with continuous grains in overall application.
产品特点：纹理饱满细腻，清晰自然，宛如行云流水，整体铺贴，纹路可延续。
The results of test showed that vibratory submerged arc welding can reduce residual stress and distortion notably and make the grains fine.
试验结果表明，振动埋弧焊工艺能有效地降低焊接残余应力和变形，并细化晶粒。
The melt temperature, stirring speed and proper shearing time were beneficial to the formation of fine globular grains.
即降低降体温度、搅拌速度及适当剪切时间有利于细小球形晶粒的形成。
The metallographic figure showed that the WC grains were fine and uniform.
从金相图可看出，低压烧结试样中的WC晶粒细小、均匀；
With optimum magnetic intensity and frequency, the weld microstructures were almost fine equiaxed grains and the weld shape was.
当磁感应强度和频率匹配合适时，焊缝成形良好，焊缝组织几乎为细小的等轴晶。
The coarse column-like grains of LC9 alloy are changed into fine nearequiaxed oneS during torsion at 773K.
LC9铝合金在773K热扭转中显微组织由粗大的柱状晶转变为细等轴晶。
The microstructure consists of fine-scale columnar and equiaxed grains.
显微结构由细小柱晶和等轴晶构成。
In this paper, it is proven by testing result that the fine-grains could be in good condition even under great pressure.
通过试验证实了微珠在很高的压力下仍然完好，其密度增加是由于水被压入部分具有较大孔径的微珠中所致。
The particles of rutile are relatively large, mainly in the spaces between grains of garnet and omphacite grains, part of the fine rutile are encapsulated by garnet and omphacite.
金红石的颗粒相对较粗，主要分布于石榴石粒间空隙和石榴石与绿辉石粒间，部分细粒金红石被石榴石和绿辉石包裹；
The plasticity of the hot-rolled plate would be better by making the grains fine and improving the homogeneity in the hot-rolled structure.
结果表明，细化热轧板的晶粒、改进热轧板组织的均匀性可以提高热轧板的冷轧和反复弯曲性能。
The plasticity of the hot-rolled plate would be better by making the grains fine and improving the homogeneity in the hot-rolled structure.
结果表明，细化热轧板的晶粒、改进热轧板组织的均匀性可以提高热轧板的冷轧和反复弯曲性能。
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