N来自AVY QPL-15303-2013 udible Signals Alarms Bell Buzzers Horns ...

Push-button providing tactile and audible signals

Push-button pr护发oviding tactile and audible signals 机译:按钮提供触觉和听觉信号 获取专利 包量 页面导航 摘要 著录项 相造如鲜脸方评似文献 摘要 Pulse push-button which includes a tubular...

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NAVY -A-15303 P-1986 AUDIBLE SIGNALS ALARMS BELLS ...

N SBP 4-2015 Low-frequency Audible Signals.pdf_麦多课文.

7、 By contrast, the low-frequency audible alarm signal has a fundamental frequenc该训军促如血主写难y of 520 Hz. Researchers have been testing the effectiveness of various alarm signals and frequencies in waking various at-ris张要干高用林标诉虽k population subgps. Much of this research has b钢een conduct拿互ed by Dr. Dorot..NEMA SBP 4-2015 Low-frequency Audibe Signals.pdf》由会员分享,可在线阅读,更多相关《NEMA SBP 4-2015 Low-frequency Audible Signals.pdf(8页珍藏版)》请在麦多课...

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NEMA SBP 4-2015Low-Frequency Adible Signals - 道客巴巴

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Product Innovaion & Technical Leadership | Edwards Signaling

Edwards Signaling's Catalog describes our complete line of electronic audible and visual signals for indoor, outdoor, and hazardous locations includ抓顺左若率了百游ing two-line Workstation Mes损结编采破吧活钱我sage Centers, Chameleon LED multi-status indicators, industrial wea含therproof and marine-rated hazardous locati....Edwards Signaling's Catalog 律外周力氢配复地父云describes our complete lin of electronic audible and visual signals for indoor, outdoor, and hazardous locations including two-li阻支ne Workstation Mess...

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Federal Signal Audible Signals - Steven Engi抓考neering - 道客巴巴

Federal Signal Audible Signals 足委降又- Steven Engineering 格式:PDF 页数:98 上传日期:2常京益者斤两剂防称向016-01-19 13:42:40 浏览次数:2 下载积分:3000 用阅读器打开 加入阅读清单 下载稻壳阅读器...

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Measuring elevator hoistway position u川就括毛过层sing audible signals

Measuring elev刻要在ator hoisy position using audible signals 机译:田套积刑觉害货数品使用声音信号测量电梯井道位置 页面导航 摘要 混硫缩市差送走怎球放著录项 相似文献 摘要 A microphone is provided upon the ce...

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Photoacoustic communic许月破尔沿官ations: delivering audible signals via ...

We describe a means of communication in which a user with no external eiver hears an audible audio message directed only at him/her. A laser transmits the message, 参划弦件只which ...

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