bulk-erased noise 整体消磁噪声
Scroll machine which possess characteristics of high efficiency, small bulk, light weight, low noise, simple structure and working smoothly etc, is used in supercharged vehicle engine.
涡旋机械由于其结构简单、效率高、体积小、噪声低、运转平稳等特点被应用于车用增压器技术中。
It was shown by calculation results that the flow ripple and fluid noise of hydraulic pump increased seriously when the bulk modulus descended.
结果表明，随着油液体积弹性模量的下降，泵的流量脉动及流体噪声均增大。
The fundamental principles of the bulk-driven MOSFET, along with the frequency and noise characteristics, are discussed. The analysis and simulation of its low voltage characteristics are also made.
讨论分析了衬底驱动MOSFET的工作原理、频率特性和噪声特性，并对其低压特性进行了分析和仿真。
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