The structural features and working principle of QFZ cleaning-grading machine were introduced in detail.

详细介绍了QFZ清理分级机系列产品的结构特点和工作原理。

The application of QFZ cleaning-grading machine in cleaning technology for different materials such as wheat, soybean, corn and etc. was summarized.

总结了QFZ清理分级机系列产品在小麦、大豆、玉米等不同物料的清理工艺中的使用情况。

The circulating air system and parallel multiple sifting covers were used in QFZ cleaning-grading machine, which could be favorable for increasing throughput and reducing contamination.

Q FZ清理分级机采用循环风系统和并行的多层筛面，有利于提高产量并减少污染。

The laws of color distortion of the machine vision system were studied, the color distortion and correction model is set up, and the validity of model in fruit color grading is proved.

本文主要针对图像的色度失真，研究了机器视觉系统的色度失真规律，建立了色度失真校正模型，并应用于水果颜色分级，验证了色度失真校正模型的有效性。

Real time intelligent inspecting and grading line of fruits was designed, which consists of a feeding and rolling system, a machine vision inspecting system and grading system.

一种用于水果动态、实时检测的水果品质智能化实时检测分级生产线，由水果输送翻转系统、计算机视觉识别系统、分级系统组成。

The machine is of no-screen type structure, non-blocking, grinding , wind grading and secondary grinding are finished at the same time;

该机为无筛式结构，不堵塞，粉碎、风力分级及再粉碎同步完成；

This machine was developed based on a Danish model and its advanced technology. It is suitable for separating and grading a range of seeds.

该产品是我公司在消化、吸收丹麦机型及先进技术的基础上设计的风筛式清选机。

Timber structures-Strength graded structural timber with rectangular cross section-Part 2: Machine grading;

木结构 按强度分类的矩形截面承重木料 第2部分：机械分选；