Flying at 1,000 ft. he heard a peculiar noise from the rotors.
在1,000英尺的高度飞行时，他听到旋翼发出一种奇怪的噪音。
柯林斯例句
There are two feeding rotors near the inlet of heavy - duty crusher.
在重型破碎机的进口附近有两个给料辊.
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High speed rotors require - speed controls and more complicated mechanism.
高速转子需要超速控制器及复杂的机制.
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The brake rotors also appear to be larger and cross - drilled.
该刹车盘似乎也更大,交叉钻孔.
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Rotors of better quality always last longer and work more efficiently.
质量较好的转子总是比较经久耐用的,工效也高一些.
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The off - line and on - line expert and thosewhich are suitable for the rotors are suggested.
提出了采用离线选择、在线调节式的专家控制器结构.
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The Development of turbine rotors steel discussed in the 13 th IFM is summed up.
综述了第13届国际锻冶师会议有关汽轮机转子钢的最新进展.
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Rotating in the opposite direction by two 3 - blade coaxial rotors, blades for the wood structure.
采用两副旋转方向相反的3桨叶共轴式旋翼, 桨叶为木质结构.
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There are also two and - phase asynchronous electrical comparison, and - phase asynchronous electrical - cage type rotors and asynchronous motor.
异步电机有又三相和两相, 而三相异步电机又分笼型和绕线转子异步电动机.
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There are horizontal rotors on a helicopter or compressor rotors in a jet engine.
直升飞机或喷气式发动机中的压气机转子上有水平旋翼.
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As a result, higher order spectra are introduced into fault diagnosis of rotors.
在此基础上将高阶谱分析引入转子故障诊断.
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Great amplitude and highly nonlinear damping exist in the hydraulic damper of helicopter rotors.
直升机桨叶液压减摆器具有强非线性、大阻尼的特点.
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On - line fault diagnosis for steam turbine rotors is important to the safe operation of power plants.
汽轮机转子在线故障诊断是关系到发电厂安全运行的重要课题之一.
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If rotors are as gears the method of gears manufacturing can also be used to rotors.
若把转子看作齿轮,加工齿轮的方法同样可用来加工齿轮泵的转子.
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The effect of unbalance distribution on a large rotors frictional vibration behavior has been studied.
研究了柔性转子摩擦振动的复杂行为.
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