face knot是什么意思

用法例句

Application of Red Laser Shooting in Reasonable Cutting of Thick Lumber with Knots;

红色激光器在节子厚板材合理截断中的应用

Study of Theory for Video Identify of Knots on Log Based on Mathematics Model;

基于数学模型的原木节子视频识别理论研究

Current status on rapid detection of knots in veneer

单板节子快速检测研究现状

Research on the Detecting Technology of Log s Superficial Knots by Computer Vision;

原木表面节子的计算机视觉检测技术的研究

A paper is based on the project of 揟he Research of Mathematics and Computer Frequency Dynamic Simulation Theory on Knobs NDT Result? Which aided by the Fund of province Heilongjiang Nature Science And trying to find a method that can automate to implement the mathematics depict and discern the shape of wood knobs.

本文是黑龙江省自然科学基金资助项目“节子NDT结果的数学描述与视频动态模拟理论的研究”的基础研究，探讨了如何自动实现对板材节子形态的数学描述与识别。