sound-level meter

常見例句

A miniature sound-level meter is devised.
介紹了一種袖珍聲級計。
At present carries on the survey using the sound-level meter the traditional way, mostly all is the multi-dot cycle survey.
今朝應(yīng)用聲級計停止丈量的傳統(tǒng)體例，年夜多都是多點輪回丈量。
Sound-level meter by its simple, convenient, the cost is low, the precision higher a series of merits, become one of aircraft noise measurement aspect main metering equipment.
聲級計以其簡單，方便，成本低，精度高等一系列優(yōu)點，成為航空器噪音測量方面主要的測量儀器之一。