1) k-granularity relationship of rough set
k粒度粗糙关系
2) Granular roughness
粒度粗糙性
4) coarse correlation
粗糙相关度
1.
The clusters whose data have better correlations were formed by employing the coarse correlation among sensing data,then some reconstructed data from Sink were compared with the real data in the corresponding sensors and the optimized clusters were obtained.
该算法首先根据节点数据间的粗糙相关度,形成数据相关性较好的簇结构,然后通过比较Sink反馈的部分小波重构数据与其相应真实数据,进一步优化簇结构。
5) rough relational entropy
粗糙关系熵
6) roughness coefficient
粗糙度系数
1.
Joint roughness coefficients and their fractal dimension;
裂隙粗糙度系数及其分数维研究
2.
In this paper, the mechanics properties of rock damage plane are described by parameters such as roughness coefficient, wall compress strength and basic friction angle.
用粗糙度系数、壁面抗压强度和基本摩擦角作为描述破断面力学性质的参数 ,测定了细、中、粗 3种类型砂岩的相应参数值 ,从实验角度研究了砂岩张拉破断面在不同法向应力条件下具备的抗摩擦应力 ,总结出砂岩张拉破断面遵循的摩擦规律 ,为煤矿开采基本顶破断后块体结构及其它岩石工程中块体稳定性分析提供了依
3.
This paper discusses several methods for the estimation of rock joint roughness coefficient(JRC),deals with the fractal character of rock joint,and elaborates the relation between JRC and fractal dimension from three different aspects.
讨论了估算节理面粗糙度的若干分析方法，论述了节理面的分形性质，从三个不同的方面探讨了粗糙度系数与分形维数的关
补充资料：车削时进给量与刀尖半径粗糙度的关系
车削时，刀尖半径与进给量、表面粗糙度的理论值存在一定关系，我们选择进给量时一般不应超过此值。
h=re-(re²；-(0.5×f)²；)0.5
h为残留高度，而：
Ra=(0.25~0.33)h
因此:
fmax=(Ra×re/50)½；
h为残留高度，而：
因此:
| 刀尖圆角 mm | 圆刀片 mm | Ra/Rz µ；m | |||||
| 0.4/1.6 | 1.6/6.3 | 3.2/12.5 | 6.3/25 | 8/32 | 32/100 | ||
| 进给量 mm | |||||||
| 0.2 | 0.05 | 0.08 | 0.13 | ||||
| 0.4 | 0.07 | 0.11 | 0.17 | 0.22 | |||
| 0.8 | 0.10 | 0.15 | 0.24 | 0.30 | 0.38 | ||
| 1.2 | 0.19 | 0.29 | 0.37 | 0.47 | |||
| 1.6 | 0.34 | 0.43 | 0.54 | 1.08 | |||
| 2.4 | 0.42 | 0.53 | 0.66 | 1.32 | |||
| 6 | 0.20 | 0.31 | 0.49 | 0.62 | |||
| 8 | 0.30 | 0.36 | 0.56 | 0.72 | |||
| 10 | 0.25 | 0.40 | 0.63 | 0.80 | 1.00 | ||
| 12 | 0.44 | 0.69 | 0.88 | 1.10 | |||
| 16 | 0.51 | 0.80 | 1.01 | 1.26 | 2.54 | ||
| 20 | 0.89 | 1.13 | 1.42 | 2.94 | |||
| 25 | 1.26 | 1.58 | 3.33 | ||||
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条