球度是指碎屑颗粒接近球体的程度。球度是颗粒三度空间的形状,三轴相等者球度最高,片状及柱状颗粒球度最低。球度与圆度是两个不同的概念,球度高的颗粒,其圆度不一定高,因为有些矿物本身就具有很高的球度。 球度指的是颗粒的形状与球体相似的程度。球度不仅和搬运距离有关,也与矿物形态有关。球度高低的尺寸反映了颗粒搬运方式的差异。球度高的颗粒是以滚动方式移动,球度低的颗粒是以飘浮方式移动。
n. sphericity
英国切辛顿全球度假村 Chessington World of Adventures
干湿球度计 wet and dry bulb hygrometer
颗粒球度 grain sphericity ; particle sphericity
砂粒球度 sand grain sphericity ; sphericity
希尔顿全球度假村 Hilton Worldwide Resorts
球度分布 sphericity distribution
马尔代夫环球度假村 Velassaru Maldives ; Baros Maldives ; Kuramathi Island Resort ; Kurumba Maldives
投影球度 projection sphericity
Foranalyzing the accuracy of the results of 3D recovery more comprehensively, “theoverall evaluation of pixel error” and “the overall evaluation of pixel sphericity” areproposed and used for the first time.
为了对三维恢复结果进行更为全面的精度分析,本文首次提出并使用了“全面像素不确定度评价方式”及“全面像素球度不确定度评价方式”。
参考来源 - 基于单幅实时测量图像三维形貌恢复的研究In this paper, the subject we studied is from the Fifteen Key Metrology Project of Military Industry in National Defense: the high accurate measurement system for measuring the diameter and sphericity of the ball.
本论文所研究的课题来源于国防军工计量“十五”计划重点项目:球径球度高准确度测量技术研究。
参考来源 - 基于气动测量的球径球度测量系统研究·2,447,543篇论文数据,部分数据来源于NoteExpress
杆的位置由千分尺螺丝规或球度计确定。
The position of the rod is determined by a micrometer screw gauge or spherometer.
传统的球度测量方法很难达到亚微米级的测量准确度。
It is difficult for traditional measuring methods to attain the level of submicron error.
轴承球的真球度及表面粗糙度对轴承的性能及可靠性有显著影响。
The sphericity and the surface roughness of bearing balls significantly influence performance and reliability of the bearing.
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