This paper puts forward some ideas that can serve as a reference about the problems in design and construction of the tunnels on plateau, such as frost thaw of tunnels, completing of machinized equipment system, water supply for construction and single-headed tunnel boring.

An attempt to use 35kV box-type transformer substation for construction power supply of Tao River Water Diversion/Transfer Project Ⅰ

A Brief Discussion on the Teaching Reform of Heating Engineering;

Applications of burying and trench laying in heat supply engineering;

According to the new demands for heat supply engineering in new century, the corre- sponding measurements of teaching reform are advised both in respect of teaching and learningin this very paper to improve the teaching and prepare the students to meet the requirements of 21th century.

The comments and opinions on some issues are presented which should be concerned in design of centralized heat supply engineering, and some different opinions about "Technical specification for directly buried heating pipeline engineering in city",taking Taiyuan No.