Based on the basic features of dynamic gas emission during boring process, a theoreticalmodel for calculating the dynamic volume of gas emission from bore hole is set up.
基于钻孔过程中瓦斯动态涌出的基本特点，建立了钻孔瓦斯动态涌出量的理论计算模型。
2
Based on the theoretical analysis on brake process of automobiles, the calculation model of practical safe following distance is set up.
在对汽车制动过程理论分析的基础上，建立了实用安全跟车距离计算模型。
3
The amendment model of the removal function is set up. Theoretical basis is given for solving the edge effect problem.