Mathematical model of image nonlinear distortion is built . standard graphics method is brought forward that is used to solving coefficient of nonlinear distortion of the images 在建立了非线性畸变数学模型的基础上,提出了采用标准图形法求解相机镜头产生的非线性畸变方法。
By traditional method of design , the elastic theory is adopted to calculate stress distribution , and the amount of reinforcing bars for the orifice is determined according to the diagram of tensile stress 传统的配筋方法是采用弹性理论计算孔口周围的应力分布,用应力图形法进行孔口的配筋计算。
Starting with the workspace of end - effectors , the moving paths for each structure was analyzed by graphic method step by step and parameters of the mechanism were optimized by the program developed by myself ; 3 从机器人末端执行器的工作空间入手,利用图形法逐步分析机构各杆件的运动轨迹,并根据分析结果编制程序,确定机器人机构的机构参数; 3
After analyzing the main reasons which cause the nonlinear distortion , the mathematical model of image nonlinear distortion is built . the subject designs the project and brings forward the method which solves the nonlinear distortion by standard gridding 在分析相机非线性畸变产生的主要原因之后,建立了非线性畸变数学模型,提出利用标准图形法求解相机镜头产生的非线性畸变的方法,并设计了求解方案。
In order to study the operation characteristics of hpacdhws , distributed parameter simulation models of the fin heat exchanger and the plate heat exchanger are built up . the compressor model is founded in map - based method , and the thermodynamics expansion value model is built up in force balance method . the dynamic system model is the efficient connection of all component models by laws of equalization of mass , momentum and energy 为了研究hpacdhws的运行特性,本文利用分布参数法分别建立了翅片管换热器和板式换热器的动态数学模型,采用图形法和力平衡法分别建立了压缩机和热力膨胀阀的集总参数计算数学模型,并基于质量、动量和能量守恒定律等约束条件,建立了hpacdhws的动态仿真模型。