这些(气泡)会引起振动并损坏涡轮机的叶片。
These can cause vibration and damage the blades of the turbines.
实验发现,提高转速可以提高熔体的剪切应力,从而提高气泡成核率,但不如施加振动效果明显。
The results showed that the imposed vibration may increase effectively the bubble nucleation rate, which was better than that via increasing rotation speed.
借助已有的水下爆炸理论,分析试验结果,总结了地基及结构振动的规律,指出二次振动现象与水中爆炸产生的气泡脉动有关。
According to the existing theories on underwater explosion and based on the analysis of experimental results, the laws of foundation and structure vibrations are summarized.
自动加热,振动按摩,红外理疗,磁疗保健,气泡增氧。
Automatic heat, vibration massage, infrared therapy, magnetic therapy health care, oxygen bubbles.
大多数鱼类都依靠运动肌肉,吐出气泡来发出声音,这与人类依靠声带振动发出声音有很大区别。
Most of the fishes make sound by moving their muscles and bubbling, while mankind make sound by the vibration of vocal cords, a big differences between them.
大多数鱼类都依靠运动肌肉,吐出气泡来发出声音,这与人类依靠声带振动发出声音有很大区别。
Most of the fishes make sound by moving their muscles and bubbling, while mankind make sound by the vibration of vocal cords, a big differences between them.
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