This paper introduced adsorption and desorption character for coalbed methane,and diffusion equation for single-phase coalbed methane when adsorption and desorption character were considered,then the flowing material balance equation for single-phase coalbed methane was derived from pseudosteady state solution of the diffusion equation.

Statistics and analysis on the mass balance of Glacier No.1 at the headwaters of the Urumqi River in the Tianshan Mountains;

Design of a recirculating aquaculture system based on mass balance

Single well production prediction was calculated by material balance with compensation;

Research on material balance of N and P in cage culture——Take example for cage culture in Yaling Bay, Guangdong;

New deriving method for general expression of material balance equation of gas reservoirs with high sulfur content;

On the basies of the principle of reservoir matter balance,a simple caculational method of boundary flux of non-sealed reservoir block was introduced.

To get production line logistics balance,it analyzes each workstation capacity,task distribution,equipment performance,and production schedule.