| 1. | Core diameter measurement of graded - index optical fibers 渐变折射率光纤的芯径测量 |
| 2. | Mode field diameter measurement - variable aperture method in the farfield 模场直径测量.远场可变孔径法 |
| 3. | Correlation analysis of large - diameter measurement based on multiple rolling - wheel method 多滚轮法大轴径测量的相关性分析 |
| 4. | The minimum and maximum girdle diameters are determined by taking a number of diameter measurements 最低纲领与最高束腰直径决意采取了若干直径测量 |
| 5. | Implants for surgery - metal intramedullary nailing systems - connection devices and reamer diameter measurements 外科植入物.金属骨髓腔内插钉系统.连接设备和扩孔钻直径测量 |
| 6. | The shrinking and swelling in plant stem diameter was closely related to the crop water status within plant , the parameters derived from stem diameter measurements were reliable plant water status indicators , which could reflect crop water deficits sensitively , duly and accurately 摘要植株茎直径的收缩和膨胀与作物体内水分状况密切相关,茎直径变化测量参数能实时、灵敏地反映作物水分亏缺程度。 |
| 7. | Taking example for the outside - diameter measurement of the spindle , method of how to use the traditional air - gap inductance - type transducer to realize the on - line measuring system on the nc grinding machine is introduced in this article 本课题来源于安徽省“十五”攻关项目“数控机床在线检测系统的研究” ,以轴类零件的直径测量为例,在现有的气隙式电感传感器基础上完成数控磨床高精度外径在线检测系统的研究。 |
| 8. | This paper points out the main factors causing errors in three - pin screw pitch diameter measurement , presents a synthesizing approach of measurement errors in direct measurement upon theoretical analysis and example , and introduces some methods of reducing errors and improving precision 摘要介绍了三针法测量螺纹中径时影响测量误差的主要因索,并通过理论分析及应用举例给出了间接测量中测量误差合成方法,提出了减小测量误差,提高测量精度的措施。 |
| 9. | In this paper , the framework of measuring head of large diameter measurement system in multi - rolling - wheel method is designed by using the designing knowledge of precise mechanic , the knowledge of data processing and error correction and the method of the mathematical model fitting about measuring force and wheel deformation is described 本论文中应用精密机械设计、数据处理与误差修正等知识,介绍了大直径多滚压轮测量系统的测量头结构设计和滚轮变形与测量力之间数学模型的拟合方法。 |
| 10. | In the paper we expound the total structure design of the diameter measurement , the working rinciple and overall structure ofthe diameter measurement are introduced , the choose of optics principle , the special optical system which consist f lens , the design of fine mechanics system , and the choose of light to current inversion as well as computer control and data processing system 本论文完成了测径仪的总体方案设计,并对系统的工作原理和总体结构进行了论述。由f透镜构成的特殊光学系统的确定,精密机械系统结构的设计,光电变换及微机控制与数据处理系统的确定,最后对激光在线扫描检测系统的精度进行了综合分析。 |