critical speed of shaft的用法和样例：
例句
- The critical speed of one turbopump rotor on elastic support was computed by FEMQZ.
计算分析了某涡轮泵转子在弹性支承下的临界转速。 - The critical speed of different-speed mixer shafts is obtained by using the finite method, which is compared with calculating results of theoretical formulae.
摘要采用有限元法计算差速搅拌捏合机搅拌轴的临界转速，并与理论公式的计算结果作了比较。
