It was pointed out that packaging materials should not only meet the needs of quality and quantity,but also widen the using field and improving the environmental harmony.

This paper analyzes the significance of the construction of harmonious library, expounds the connotation of harmonious library, and advances some ideas for the construction of harmonious library from ideological harmony, behavioral harmony and environmental harmony.

There are three weak links in energy saving design of power supply and distribution system: the economic selection of transformers, the economic selection of cable, and power factor correction in harmonic environment.

A consideration of building harmonious environment for college students psychological health;

Based on the view of harmonious society, this paper expounds that constructing a harmonious environment is a necessary condition for developing the library cause from four aspects of people-based concept, scientific management, regulation construction and sustainable development.

In order to play the role of pathology as a "bridge" class in modern medical education, better arouse the interest of medical students for studying pathology, we applied the environmental music in practice.

It is becoming a conscious pursuit for man to beautify the living environment with the aid of environmental music which is non-appreciative.

Standards about subjective acoustic level and acoustic surrounding were introduced in this paper.