Based on summary and analysis of current methods for classifying degree of engineering controlling in resources and reserves estimation,a new classification method to accommodate domestic specifications for geological exploration is proposed.

Practical engineering example is taken to expatriate in detail preparations, quality management and project schedule control during highway construction.

The analysis of the role and engineering control of the reinforcing steel s protective coverings;

The research for hydrogen-producing mechanism,process scheme and design,engineering control in practice on fermentative biological hydrogen production is reviewed.

This paper is a review of fermentative hydrogen production system in ecological aspect and engineering control.

Construction of control engineering auxiliary teaching system based on Matlab;

Explore for computer application in teaching of introduction to control engineering

The origin and train object are introduced for the major of process equipment and control engineering.

Impact of Poyang lake control project on ecologic environment of nature preservation area;

Hydrodynamic simulation of control project on saltwater intrusion from north branch of Yangtze River Estuary;

From the necessity of Poyanglake control project,analysis the characteristics of wetland ecosystem in Poyanglake and the effects from the Poyanglake control project.

In the paper,first,we analysed the background of CBM Reserve calculation Regula- tion and the situation of China CBM current,Then,pointed that the gas output lower limit,gas content lower limit and work control need to be adjusted to fit the new situation of CBM explora- tion and exploitation.