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- The estimate of grain size is the important base of metallographical analysis. 摘要晶粒度估算是金属性能分析的重要基础。
- It is discovered that the change of wind erodibility of aeolian sand with its grain size complies with discontinuous function, 0. 风成沙广泛分布于我国干旱与半干旱地区,是我国风蚀与风沙活动的主要载体。
- The experiment results show that the method is suitable for the online-measurement of grain size of pellets. 实验结果表明,该方法检测的图像边缘可以满足由计算机视觉方法测定堆积小球粒度的要求。
- It is discovered that the change of wind erodibility of aeolian sand with its grain size complies with discontinuous function, 0.09mm sand being the most susceptible to wind erosion. 风洞模拟实验发现:风成沙的风蚀可蚀性随粒度的变化服从分段函数,0.;09mm粒径者最易被风蚀。
- The sieving method is the essential method for determination of grain size distribution of macrogrits. 摘要磨料粗磨粒粒度组成检测的基本方法为筛分法。
- This paper mainly reports the effect of grain size and size proportion of quartz on the vitrified bond grinding tools. 研究了石英粒度及其级配对陶瓷结合剂磨具性能的影响。
- The effects of grain size on the tribological properties of nanocrystalline Ni were investigated. 考察了晶粒尺寸对纳米晶镍材料摩擦磨损性能的影响。
- From the aspects of grain size, impurity shape and size, structure type and so on,the control or influence factors of pipeline toughness are discussed. 本文从晶粒尺寸、夹杂物形态和大小以及组织结构类型等几个方面论述了管线钢韧性的控制或影响因素。
- Homogeneity of grain size combined with washing process by air and water, which prevent any sand hydraullic grading from the top to the bottom. 均匀的粒径,加上气、水同步冲洗工艺,能避免滤池顶部到底部滤砂形成水力分级。
- Take a change of clothes with you. 把你替换的衣服带去吧。
- The requirements of grain size and shape and the activity of powdered explosive and its effects affecting the usability are presented. 提出了导爆管用混合炸药粉在粒度、形状和活性上的要求以及对使用性能的影响.
- With the augmentation of grain size, surface defects of the manganese zinc ferrite nanocrystallines minish, and intergranular free volume combines. 随着粒径的增大,纳米晶的表面缺陷减小,晶界间的自由体积发生复合。
- Their speculative buying of grain is illegal. 他们投机购买谷物是不合法的。
- Stores of grain are frequently attacked by pests. 储存的谷物经常受到害虫的破坏。
- A change of diet may do you good. 改变一下饮食对你可能有好处。
- In terms of fractal geometry, analyses are performed of the features of grain size of the basalt laterite with and without disperser at the vertical section. 本文借助分形几何理论,探讨垂直剖面上玄武岩红土在加分散剂前后颗粒粒度的分维变化特性。
- A good pitcher has a change of pace. 一个好投手能投出速度捉摸不定的球。
- Abstract: In terms of fractal geometry, analyses are performed of the features of grain size of the basalt laterite with and without disperser at the vertical section. 摘 要: 本文借助分形几何理论,探讨垂直剖面上玄武岩红土在加分散剂前后颗粒粒度的分维变化特性。
- The doctor urged a change of air. 医生力劝换个环境。
- He hiked up a sack of grain on his shoulder. 他把一袋粮食举上肩。