running steadiness的用法和樣例：
例句
- The coefficient of motor torque fluctuation is a technical parameter for describing stationarity of motor running.
摘要轉矩波動係數是描述電動機運行平穩性的技術指標。 - The peak and rms values of carbody acceleration are suggested as the main index to evaluate the running stability of freight cars.
提出了貨車運行平穩性評價體系調整過程中應開展的主要工作和改進我國鐵路貨車運行平穩性標準的方向。
