例句與用法

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1. Adjustable resistor , potentiometer , plastic parts , silk - screen parts , loudhailer , multimedia sound box
   1 )可調(diào)電阻、電位器、塑膠零件、絲印零件、揚聲器、多煤體音箱
2. Adjustable resistor , potentiometer , plastic parts , loudhailer , multimedia sound box , design and research of precise mould
   可調(diào)電阻、電位器、塑膠零件、揚聲器、多煤體音箱、精密模具之設(shè)計及研發(fā),
3. Zhen yu company is committed in the design , derelopment production and distributing of warning lightings , siren and loudhailer
   振宇公司是專業(yè)從事警示燈、警報器揚聲器的設(shè)計、開發(fā)、生產(chǎn)及銷售的企業(yè)。
4. 6 . when the earphone is on , the loudhailer of itself with left and right loudhailer is automatically whisht at the same time
   8 .話筒開啟，本機揚聲器及左右揚聲器同時自動靜音，本話筒燈環(huán)與指示燈同時發(fā)亮
5. 7 . has high quality loudhailer and own 32 grade electron volume and liquid crystal display 8 . capacitance microphone with roll , match the changed hurricane lamp cover
   10 .內(nèi)置高保真揚聲器，并具有32級電子音量調(diào)節(jié)及液晶顯示