Electro - acoustics . scales for plotting frequency characteristics ofelectro - acoustic instruments 電聲.電聲儀器頻率特性的繪圖標(biāo)度
The amplitudes of the partials produced by most acoustic instruments vary through their duration 由大多數(shù)聲學(xué)設(shè)備產(chǎn)生的分音振幅在聲音持續(xù)其間變化。
Major product ranges : aluminium extrusions such as automotive amplifier parts , acoustic instrument tubes , heat sinks , personal computer and sound reproduction equipment components , fine aluminium decorative parts and metal stampings 根據(jù)客戶要求,提供各式新款,鋁音響面板散熱片金屬?zèng)_壓制品等.從設(shè)計(jì)開(kāi)發(fā)制造全方位服務(wù)