方法设计的焦度计主要由照明系统、准直系统、投影光学系统组成。
Methods The designed lensometer primarily consists of light system, collimating system and projective system.
在柔度投影法的基础上，建立了基于观测柔度阵的结构损伤识别方法。
On the basis of the flexibility projection method, the method of damage identification using the measured flexibility was proposed.
描述了投影显示关键参数（分辨率、对比度、投影光学、系统的光通量、彩色化、灯及屏幕）及优化方法。
The key parameters of projection display, including resolution, contrast, projection optics, optical throughput, color, light source and screen and their optimum method were described.
本文针对主元分析（PCA）方法在故障检测和诊断应用中的特点，对其进行拓展性研究，提出一种逆投影主元分析方法，意在提高故障检测灵敏度和诊断准确性。
In this paper, inverse projection principal component analysis (IPPCA) method is presented by way of research on PCA characteristics for improving its monitor sensitivity and diagnosis accuracy.
本文针对主元分析（PCA）方法在故障检测和诊断应用中的特点，对其进行拓展性研究，提出一种逆投影主元分析方法，意在提高故障检测灵敏度和诊断准确性。
In this paper, inverse projection principal component analysis (IPPCA) method is presented by way of research on PCA characteristics for improving its monitor sensitivity and diagnosis accuracy.
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