本文针对我国普通高中化学课程现存的问题，提出普通高中化学课程结构优化应包括形式结构和实质结构优化两方面。
Failing the common problems in the chemical curriculum in the senior middle school, I suggest to optimize the structure of the chemical curriculum, which include its form and substance.
本文主要介绍我校构建“四大基础化学课程开放式网络教学平台”的系统基本结构，及其基本特征。
This paper introduces the basic structure and the features of the system "open network teaching platform for four basic chemistry courses" constructed in our school.
摘要杂化轨道理论是大学无机化学、结构化学课程的重要内容，是后续元素化合物学习的基础。
Abstract Hybrid orbital theory is an important content of inorganic chemistry and structural chemistry in college text book, and it is the basis for further study of element compounds.
中药化学课程教学难点是要求学生根据中药化学知识，灵活应用于中药提取分离、结构鉴定等。
That requires a leaner to flexible master the identification and extraction method of chemical compositions of CTMC knowledge is the teaching difficult in the course.
杂化轨道理论是无机化学和结构化学课程重要的知识点。
Theory of hybrid atomic orbital is an important point in inorganic chemistry and structure chemistry.
杂化轨道理论是无机化学和结构化学课程重要的知识点。
Theory of hybrid atomic orbital is an important point in inorganic chemistry and structure chemistry.
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