ultrasonic是什么意思

用法例句

Effect of surface condition on AZ31B magnesium alloy strip ultrasonic welding;

表面状态对AZ31B镁合金薄带超声波焊接性的影响

Study of Ultrasonic Welding of Glass Fiber Reinforced Thermoplastic Compound;

玻纤增强热塑性复合材料超声波焊接方法研究

Study of ultrasonic welding mechanism for aluminum sheet-copper tube solar collector;

铝片-铜管太阳能集热板超声波焊接机理研究

Study of MCS controlling system of power generator of ultrasonic welding machine;

超声波焊机功率发生器单片机控制系统的研究

The control parts of the digital ultrasonic welding machine are introduced.

介绍了一种数控的超声波焊接机的控制方法。