511. 互换性与技术测量 Elementary Technology of Exchangeability Measurement
512. 互换性与技术测量实验 Experiment of Exchangeability Measurement Technology
513. 画法几何及机械制图 Descriptive Geometry & Mechanical Graphing
514. 画法几何与阴影透视 Descriptive Geometry,Shadow and Perspective
515. 化工基础 Elementary Chemical Industry
516. 化工仪表与自动化 Chemical Meters & Automation
517. 化工原理 Principles of Chemical Industry
518. 化学 Chemistry
519. 化学反应工程 Chemical Reaction Engineering
520. 化学分离 Chemical Decomposition
