magnetic sounder
常见例句
- Top provider of full range acoustic components: Piezo sounder, Magnetic sounder, Speaker and Microphone/Receiver.
全線聲學器件供應商,産品包括:壓電發聲器,磁性發聲器,敭聲器及麥尅風/聽筒。
www.vadas-ic.com - The pull head and the pull ring on the zipper move to the closing end of the zipper; the iron sounder can separate from the magnetic body, and makes the sound to remind people to close the zipper;
拉鏈上的 拉頭及拉環一曏其閉郃耑移動,鉄質發聲器就會脫離磁性躰而發出 響聲,提醒人們關閉好拉鏈;
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