Ultrasonic cleaning using both upper and lower radiation techniques, cleaning effect more obvious.

超声波清洗采用上下两面辐射工艺，清洗效果更明显。

youdao

Ultrasonic cleaning using both upper and lower radiation techniques, cleaning effect more obvious.

超声波清洗采用上下两面辐射工艺，清洗效果更明显。

youdao