目的探讨临床牙颌面畸治疗中正畸与正颌手术的共生作用。
Objective To evaluate the symbiosis between orthodontics and surgery for the treatment of dentofacial deformities.
研究了两种群在偏害共生作用下的数学模型，分析了系统各平衡点的稳定性。
This paper deals with the mathematics model of two populations amensalism symbiosis and the stability of all equilibrium points in the system.
研究了两种群在偏利共生作用下的数学模型，分析了系统各平衡点的稳定性。
This paper deals with the mathematics model of two populations commensalisms symbiosis and the stability of all equilibrium points in the system.
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