超声波塑料焊接机
ultrasonic plastic welder
超声波焊机
supersonic welder
ultrasonic soldering machine
超声波焊接
ultrasonic soldering
ultrasonic plastic welding
ultrasonic welding
ultrasonic plastic weld
supersonic welding
Ultrasonic wire bonding
超声波机械杂质监测仪
ultrasonic particle monitor
超声波接收电路
ultrasonic receiving circuit
超声波声速测量
Ultrasonic velocity measurement
超声波声速计
ultrasonic wave velocimeter