ultrasonic frequency

常見例句

Ultrasonic power and ultrasonic frequency may adjust according to the needs.
超聲功率與超聲頻率可根據(jù)需要調(diào)整。
And a ultrasonic generator with ultrasonic frequency and power adjustment is designed, as well as its portable shell.
設(shè)計(jì)超聲波發(fā)生電路和超聲波換能器的外殼，使超聲波發(fā)生器方便攜帶。
Moreover, the fragments of DNA could be decreased effectively by controlling ultrasonic frequency and using shaking with intermission.
并通過(guò)控制超聲波的作用頻率、時(shí)間，采用間歇式振打的方式，有效地減少DNA的破碎；