As in the optical design software ZEMAX, the paraxial surface can simulate ideal thin lens.
由于光学设计软件ZEMAX中的近轴表面可以模拟理想薄透镜,因此可以根据这一特性来进行光学系统的外形尺寸计算。
Using CNC laser lattice mathod to quench surface of press crankshaft
压力机曲轴表面数控激光网格淬火的实现
Study and application of dry film lubricant to crankshaft surface of rolling-piston compressor
滚动活塞式压缩机曲轴表面干膜润滑剂涂层研究及应用
crankshaft journal face hardening machine
曲轴轴颈表面淬火机床
Elastohydrodynamic Lubrication Analysis of Crankshaft Bearing Considering Crankshaft Deformation under Load and Roughness Surface;
计入曲轴受载变形的粗糙表面曲轴轴承弹性流体动力润滑分析
Buckling Behavior Study of Sandwich Panels with Profiled Faces Subjected to Axial Compression;
深压型表面夹层板轴向受压时的屈曲问题
Numerical Analysis of Stress for Friction Surface of Crankshaft with Surface Defect
曲轴摩擦表面缺陷应力状态的数值分析
Research on Form Errors and In-situ Measurement Method for Crankshaft during Noncircular Grinding Process;
曲轴非圆磨削表面几何形状误差及其在线测量方法的研究
A Study on Finite Flange Open-ended Coaxial Probe and Its Application to Electromagnetic Properties Characterization of Curved Surfaces High Loss Coating Materials;
用开口同轴探头测量弯曲表面高损耗材料涂层的电磁特性的研究
The flexural vibration of a circular ring that is of axis symmetry is analyzed and calculated, the solid frequency expression of the flexural vibration is obtained.
对一类轴对称圆环的面内弯曲振动进行了分析计算,给出了圆环面内弯曲振动固有频率表达式。
Meanwhile, the fracture was accelerated due to the uneven surface hardness and the unreasonable distribution of the hardening layer on the crankshaft, and the bad lubrication condition in service.
同时轴左颈表面硬度不均匀、淬硬层分布不甚合理，工作过程中润滑条件差，加速了曲轴的断裂。
Five-axis Tool Orientation Optimization Based on Kinematical Method
自由曲面五轴加工刀轴矢量的运动学优化方法
A caustic curve or surface.
焦散曲面，焦散表面
Investigation on the Crankshaft Bending Fatigue Simulation and Its Fatigue Damage Characterization with Parameter of Magnetic Memory Method;
曲轴模拟弯曲疲劳损伤的磁记忆参数表征
Research on Multi-axis NC Machining for Free-form Surface Based on Mastercam;
基于Mastercam的曲面多轴加工技术的研究
Study Mathematics-Optical Properties of the Rotating-Axisymmetric Surface
旋转轴对称曲面的数学-光学性质研究
Research on Modeling of Impeller Meridian Passage Based on Bezier Curves
基于Bezier曲线叶轮轴面流道造型研究
crankshaft (main journal turning lathe)
曲轴（主轴颈）车床
Engine crank tachometer provide VTEC control function.
发动机曲轴转数表提供VTEC控制功能。
