fire stability meaning in English

对火稳定性
耐火稳定性

Optimization for firing stability of gun based on virtual prototyping technology and generalized reduced gradient method
基于虚拟样机技术和广义简约梯度算法优化火炮射击稳定性
Research on optimization of firing stability of field gun based on virtual prototyping technology and sensitivity analysis
基于虚拟样机技术和灵敏度分析的地面火炮射击稳定性优化研究