noiseless action

常见例句

双语例句

• Conversion action is noiseless and small vibration.
  切换动作时，吸著音非常小而且振动小。
• Experiments have demonstrated that the controlling circuit features low power consumption, high efficiency, mininum in size and weight, stable and noiseless action.
  实验表明该驱动控制单元电路具有功耗低、效率高、体积小、重量轻、启动运行平稳、噪声小等特点。
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