1)qualitative,质量的定性的2)qualitative,定性的,质量的,性质上的3)Qualitative,定性的,质量的4)the stability of battery quality,电池质量的稳定性5)Nonlinear definition of charge mass,质量·电荷的非线性定义6)qualitative,性质上的,定性的
用法例句
It was the key factor to improve the stability of battery quality and working efficiency.