In the setting of course sort,traditional method like modification is not enough.

The paper applies factor analysis of nine kinds of disciplines including Chinese,Mathematics,English,Physics,Chemistry,Biology, Politics,History and Geography.

The chief reasons lie in four aspects: the curriculum showing no professional features of primary education; the confusion of comprehensive requirement of basic educational courses and the teachers training courses; the proportion of professional courses and specialistic courses is not rational; teaching practice is regarded merely as pre - service training.

In the article, the multimedia of electrical courses is discussed combining with our practice.

This article proposes that in the education of electrical courses the old model of teaching theory and experiment separately (should) be broken down.

Electrical practice in higher vocational education is an indispensable component in the teaching of electrical courses.

In view of the situation of valuing technical ability and despising the humanities, which caused the weak,even lack of construction of public elective curriculum in higher vo- cational colleges and universities,the article expounds the subject and content of curriculum construction,and gives some suggestions on course type offering,offering to which grade and period proportion and so on.