This article introduces the procedure of selecting course by network in Chongqing Institute of Technology within total credit system; analyzes the problems concerningc ourses electioni nc ollegesa ndu niversities, such as the lack of instruction, limited freedom for students, and insufficiency of optional courses, based on which four measures are suggested to resolve thesep roblems.

Based on the questionnaire investigation on the network elective course system of 《College Physics Experiment》among the science majors of Shijiazhuang Railway University,the paper analyzes the merits and shortcoming in working of the network elective course system and proposes some corresponding suggestions.

The Research on the Database Optimizing of Colleges Web-Based Course Selection System Based on the PL/SQL Technology;

Research and development of the inorganic and analytical chemistry network courseware;

The making of network courseware for “clothing material”;

Design and making of network courseware homepage with three-frame structure;

Construction of network course of Food Processing Machinery and Equipment;

Design and exploitation of the polymer chemistry network course;

Design of constructivism-based network courses;