顶焦度计又称对光机、查片机，可用来测量球光镜镜度、散光镜镜度、棱镜镜度以及散光轴线和光学中心点等，是眼镜片冷加工中必不可少的检测仪器。
The lensometers is also called measural lens dioptre instrument, to measure spherical lens dioptre, cylindric lens dioptre and axis, prism dioptre, and lens optical center etc.
复验安装定位所用的轴线控制点和测量标高使用的水准点。
Roof released elevation of the line of control and the loading axis auxiliary line.
结果测量出寰椎后弓、侧块、椎动脉沟、后弓侧块螺钉通道的轴线长度，及后弓进钉点和进钉方向等参数。
Result the parameters of posterior arch, lateral mass, vertebral artery groove, axis length of screw pass via posterior arch and lateral mass, projection and direction of screw were measured.
引入零长度刚性元模拟多个刚体元汇交于一点和相邻刚体元轴线不在一直线上等情形。
The zero-length rigid element is introduced to simulate the node at which more elements are jointed together and to treat neighboring elements whose longitudinal axes are not in the same line.
回转窑运行中由于轴线偏差，支承载荷分配严重不均，导致支承部件因接触应力过大而产生压溃、剥落和点蚀等现象。
Because of axis line deflection and asymmetric load distribution of rotary kiln, the support parts may break, spall, or erode due to the induced overlarge contact stresses.
给出了双层地基在圆形均布荷载、条形均布荷载和矩形均布荷载作用下，中心轴线上和角点下分层界面处的应力系数。
For two-layered ground loaded by uniformly vertical circular, rectangular and strip pressure the coefficients of vertical stress at the interface are tatulated.
当喷嘴间距一定时，轴线撞击面驻点偏移量随气速比和喷嘴直径的增大而增大。
When the distance of two nozzles was fixed, the offset of impinging stagnation point on the axis increased with the ratio of velocity and the nozzle diameter.
博物馆坐落在公园内，提供了一个重要的路径和景观轴线的城市中心点。
Situated within the Park, the museum offers a urban centre point of important pathways and view axis.
讨论并推导了靶体轴线上任一点的允许横向偏差和允许纵向偏差的规定方法和计算公式。
The determination method and computing formula of the permissible lateral and vertical deviation of arbitrary point on axial line of the target are discussed and derived.
本文将物体中轴线的几何特性和元球造型技术结合起来，提出了一种根据物体的二维轮廓线或者三维采样点进行快速三维物体造型的技术。
Firstly, this paper points out the conception error and the difficulty of current ways of outlining the polygon medial axis by analysis and comparison.
本文将物体中轴线的几何特性和元球造型技术结合起来，提出了一种根据物体的二维轮廓线或者三维采样点进行快速三维物体造型的技术。
Firstly, this paper points out the conception error and the difficulty of current ways of outlining the polygon medial axis by analysis and comparison.
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