ultrasonic frequency
常见例句
- Ultrasonic power and ultrasonic frequency may adjust according to the needs.
超声功率与超声频率可根据需要调整。 - And a ultrasonic generator with ultrasonic frequency and power adjustment is designed, as well as its portable shell.
设计超声波发生电路和超声波换能器的外壳，使超声波发生器方便携带。 - Moreover, the fragments of DNA could be decreased effectively by controlling ultrasonic frequency and using shaking with intermission.
并通过控制超声波的作用频率、时间，采用间歇式振打的方式，有效地减少DNA的破碎； 返回 ultrasonic frequency