所以该机在生产过程中噪音小、无振动。
Therefore, the use of aircraft noise in the production of small, vibration-free.
重点是振动刺激必须是随机产生，换言之，也就是杂乱无章。
The key is that the vibrations must be random—or, put another way, noisy.
输送液体平稳、无脉动、振动小、噪音低。
Steady delivery without pulsation, little vibration and noise.
输送液体平稳、无脉动、振动小、噪音低。
Steady delivery without pulsation, little vibration and noise.
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