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将传统散斑相关法应用于结构试件变形测量中存在一定的角位移范围限制，针对这一问题，提出了一种采用对数极坐标变换的散斑相关角位移......
近些年来,全球各种极端气候频发,如时常发生的台风、瞬时强降雨等,使得许多城市极易发生内涝,并引发如道路交通瘫痪、地下水倒灌、......
Crankshaft assembly failure is one of the main factors that affects the reliability and service life of engines.The line......
This paper presents an analytical geometry method for kinematics and efficiency of planetary gear trains (PGTs). The nov......
In this study we conducted single V-groove butt welding (GTAW) on three types of heat treatable aluminum alloys2024-T351......
The problems of hybrid input of mechanical press are studied in this paper, with differential gear train as transmission......
Three dimension simulation analysis of the interpass stress and deformation during multipass welding
It has been widely studied about the final residual stress and deformation in multipass welding of thick weldments. But ......
【Abstract】Regions possessing potential energies， lunar and solar pulls and conservation of angular momentum jointly con......
Orbital angular momentum(OAM) has gained interest due to its potential to increase capacity in optical communication sys......
To resolve the conflicting requirements of measurement precision and real-time performance speed,an im-proved algorithm ......
针对目前可视化开发工具操作复杂,扩展性低,缺少个性化等问题,本文提出了一种基于Angular的可视化界面设计器,该设计器包含多种模......
The exact measurement of the fill level is the key and basic problem for automatic control and optimized operation of th......
The research on the quantum tunneling characteristics and the radiation spectrum of the stationary a
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
The research on the quantum tunneling characteristics and the radiation spectrum of the stationary a
At the event horizon and the cosmological horizon of the stationary axisymmetric Kerr-Newman black hole in the de Sitter......
