The effect of specimen type, thickness, dimension ratio, and notch sharpness on fracture toughness of a carbon rail steel was examined.
研究了试样类型、试样厚度、比例试样尺寸及切口尖度等因素对普碳轨钢断裂韧性的影响。
Based on the optimization, experiments are conducted to obtain the uniformity ratio and the corresponding dimension ratio which suit the multiple hole drilling process.
基于该优化设计并结合试验得到了适合正流群孔电解加工的分流均匀度系数和相应的尺寸系数。
If, however, the extended dimensions are going to use different historical rates, the ratio of rates must be registered at extended dimension level.
但是，如果这些扩展维度要使用不同的历史汇率，则必须在扩展维度级别登记汇率之间的比率。
On the vertical dimension, we distribute extra space in a ratio of (1, 4, 2) corresponding to (top margin, button itself, bottom margin).
在垂直方向上，按照与(上边距，按钮本身，下边距)对应的(1,4,2)的比例分配额外空间。
The influence factors such as the dimension of exciting coil, the frequency, the duty ratio and the voltage of exciting pulse were analysed, the principle of choosing testing parameters was proposed.
分析了激励线圈的尺寸、激励脉冲的频率、占空比和电压等因素对脉冲涡流检测系统的影响，给出了实际检测过程中选择参数的原则。
The ratio of energy dissipation WJ/WI increases nonlinearly with increment of fractal dimension D of the jointed surface.
节理岩石的能量耗散比WJ/WI随节理面分维值D增大而增加，两者呈非线性关系；
The ratio of the maximum difference and the average value of correlative dimension can be used to decide whether creeping phenomenon of hydraulic cylinder exists.
关联维数的最大差值与平均值之比值可以用来判断液压缸是否存在爬行现象。
The result showed that the treated wood had good dimension stability, and the moisture Absorption recovery ratio of thickness was 2.68%, which indicated that the set of compression was almost fixed.
结果表明：处理材的厚度吸湿回复率为2.68%，具有良好的尺寸稳定性，说明压缩变定效果好。
In this paper, concept of staggered generating ratio has been put forward, the forming process has been analysed, the calculate equation of the electrode dimension has been given.
文中提出了交错展成比的概念，分析了成形过程，给出了电极尺寸计算公式。
By using the map of city boundary of Henan province, the fractal dimension, the compact ratio and the radial index of the city boundary shapes are calculated by GIS soft.
利用河南省行政区界线图，借助GIS软件支持，分别计算了河南省地级市行政区边界的分维、紧凑度和放射状指数。
The part influencing area of prestressing force is related to such factors as concretes elastic ratio, beams sectional dimension and so on.
构件预应力局部影响区与混凝土弹性模量，梁截面尺寸等因素有关。
The influence of imaging magnification and the ratio of object dimension to object-to-collimator distance on imaging efficiency was investigated as well.
最后还分析了放大倍数以及物体尺寸相对于物距的大小对探测效率的影响。
Semiconductor nanoparticles possess many unique optical properties, high surface-to-volume ratio and other properties related to their nanometer dimension.
半导体纳米粒子具有独特的光学性质、高的比表面积以及小尺寸效应。
The result shows that it can increase fractal dimension of VF as increase of percolation probability or reduce of viscous ratio.
计算了粘滞指进分维，结果表明，增加逾渗概率，降低粘滞比可增加指进的分维。
The pore radius was in nanometer scale, with uniformity and high ratio of depth and radius, so it's ideal mask for one-dimension nanometer materials.
其孔径为纳米级且分布均匀，纵横比大，是合成一维纳米材料的理想模板。
Similarity of the basic curve figures is queried and measured at some resolution ratio level, in the meantime, the fractal dimension in local similarity is matched.
在某一分辨级水平上进行曲线形状的相似性查询和度量，同时，对于局部相似性的局部维数曲线进行匹配。
The results have deminstrate that the Hausdorff fractal dimension is comparatively low and the space relation fractal dimension is high according to the ratio.
通过对比分析数值得出辽宁省干线公路网络的分维数比较低，网络直通度比较高的结论。
The folding-shell acceleration sensor has a smaller size in longitudinal dimension and a higher space utilization ratio compared with traditional center-compressed acceleration sensors.
这种折叠壳式加速度计与传统的中心压缩式加速度计相比，具有纵向尺寸小、空间利用率高等优点。
A case retrieval algorithm is proposed which uses the volume ratio of 3-dimension component and its bounding box to extract feature values.
利用三维部件与其外包立方盒体积比作为特征提取的依据，提出了一种实例检索算法，能够处理形状不规则的产品部件实例。
This chapter provides a brief analysis of the results of empirical research and proposes that the Price-earnings ratio will return to its average value in the generalized dimension.
本章简要分析了实证研究的结果，并提出市盈率均值回归的广义层面，最后，总结了均值回归理论的不足之处。
The effects of physical dimension(inner diameter and length-to-diameter ratio) on the combustion performance of a tubular variable-burning-rate gun propellant were investigated by closed bomb test.
采用药柱密度测量技术和密闭爆发器试验，分析了试样的损伤程度，并对损伤装药的燃烧性能进行了研究。
The effects of physical dimension(inner diameter and length-to-diameter ratio) on the combustion performance of a tubular variable-burning-rate gun propellant were investigated by closed bomb test.
采用药柱密度测量技术和密闭爆发器试验，分析了试样的损伤程度，并对损伤装药的燃烧性能进行了研究。
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