principal axis 听听怎么读 英[ˈprinsəpəl ˈæksis] 美[ˈprɪnsəpəl ˈæksɪs] 是什么意思 n. 主轴;光轴; 英英释义 principal axis n.a line that passes through the center of curvature of a lens so that light is neither reflected nor refracted...
principal axis的中文意思 沪江词库精选principal axis是什么意思、英语单词推荐、用法及解释 主轴线,光轴 英语解释 a line that passes through the center of curvature of a lens so that light is neither reflected nor refracted 相似短语 principal axis of stress主应力轴,应力主轴...
principal axis如何读 英:[ˈprinsəpəl ˈæksis] 美:[ˈprɪnsəpəl ˈæksɪs] principal axis是什么意思 n. 主轴;光轴; principal axis英英释义 principal axis n.a line that passes through the center of curvature of a lens so that light is neither reflected nor refracte...
principal axis n 1.(General Physics) the line passing through the optical centre and centres of curvature of the faces of a lens or a curved mirror 2.(General Physics) any of three mutually perpendicular axes about which the moment of inertia of a body is maximum ...
The meaning of PRINCIPAL AXIS is the line with respect to which a spherical mirror or lens system is symmetrical and which passes through both the center of the surfaces and their centers of curvature.
Theprincipal axiseffected the moving stability and action accuracy of the R 20 cathode bobbin making machine. 主轴直接影响R20电芯成型机的运行稳定性及机构动作的准确性. 互联网 英英释义 Noun 1. a line that passes through the center of curvature of a lens so that light is neither reflected nor ...
As the principal axis turnsPROBLEM TO BE SOLVED: To provide a lens frame working apparatus capable of making coincident optical axes of a plurality of lenses, and assembling a lens frame while keeping a lens space with excellent accuracy.青柳 真也...
iii. The principal inertial axis: that line passing through the center of gravity in a plane of symmetry about which a long, slender body tends to rotate when rolling. iv. A rectilinear axis in the plane of a cross section of a structural member about which the moment of inertia is the...
Write lens formula. Calculate power of a lens if its focal length is0.5m. Q. (a) With the help of a labelled diagram explain how a convex lens converges a beam of parallel light rays. Mark the principal axis, optical centre, principal focus and focal length of the convex lens on the...
Development of multi-sensor data fusion and in-process expert system for monitoring precision in thin wall lens barrel turning Support vector regression and artificial neural network models were developed formonitoring material removal rates and tool and chip status, respectively. ... KE Tang,YC Huang...