sphericity

英

美

网络  球形; 球度; 球形度; 圆球度

COCA.43590

英英释义

noun

• the roundness of a 3-dimensional object
  Synonym:sphericalnessglobosityglobularnessrotundityrotundness

双语例句

• These include the bulge at the equator and other deviations from sphericity, and variations in the distribution of the mass of the earth.
  其中包括地球赤道部位桶腰形的凸起，一些地方不是标准的球形，以及地区质量分布的变化等。
• The control technology of microsphere size, degree of sphericity and combining property with matrix material were studied.
  探讨微球颗粒尺寸、球形度、与基体材料结合性能的控制技术。
• The likelihood ratio criterion of sphericity test, its asymptotic expansion and limiting distribution are obtained.
  论文得到了球形检验的似然比准则，它的渐近展开与极限分布。
• This article presents the equipment performance, welding wire characteristic and progress technique of gas auto-welding technique for sphericity tank, introduces the improvement of flexible roll path, welding progress and other aspects in practice, which improved the welding quality and efficiency.
  本文比较系统的介绍了球形储罐CO2气体保护自动焊的设备性能、焊丝特点和工艺技术，以及在实践中对柔性轨道、焊接工艺等方面进行了改进，提高了焊接质量和效率。
• Finally, analyzed influence to the sphericity measurement caused by the rotation error of the grinder.
  最后分析了精密球面磨床主轴回转误差对于球度在位测量结果的影响，提出了提高测量精度的方法。
• Research on Measuring System for Sphericity
  球度误差测试系统的研究
• Sphericity Error Evaluation Based on an Improved Particle Swarm Optimization
  基于改进粒子群算法的球度误差评定
• It was found that petroleum pitch addition could improve the sphericity of pitch spheres by stabilizing the surfactant orientation on the interface between pitch molecules and dispersant.
  研究发现，添加石油沥青可以促进乳化液中沥青分子与分散剂界面上表面活性剂分子的取向稳定性，从而明显改善沥青微球的球形度。
• The prepared granule is porous and can solve quickly, with high sphericity coeficient, good surface luster, certain intensity and is not easy to break.
  制得的颗粒多孔、速溶、真球度高、表面光泽度好、致密性强、不易破碎。
• The silica particle diameters, monodispersity, degree of sphericity and characters of microstructures were characterized by SEM and FTIR.
  通过扫描电镜（SEM）观察和傅立叶变换红外光谱仪（FTIR）证明了Si02颗粒的粒径尺寸、单分散性、球形度以及其微结构特征。