This paper describes the evaluation of the annoyance and suitability of a back-up warning sound for electric vehicles (EV). Three back-up signals used for the evaluation were categorized into three types: broadband, tonal and multi-tone. The reversing sound for a Nissan Leaf (EV-first mass ...
每日跟读 早晨一个小小的积极想法可以改变你的一整天。 每日跟读 如何用名词 “deal” 表达 “达成协议” BBC你问我答 Make a rod for your own back 自讨苦吃 Blind you with science 用专业术语唬人 决定你高度的是态度而非天赋。 每日跟读 Making friends as you age 随着年龄增长如何结交新朋友...
warning messages backup and turning warning alarmFIAMM universal snail car horn AM80S for all car modelhorncar hornbosch hornalpex hornUniversal Fit Super Loud Sound 12v Electric Two Pin Racing Auto Car Snail horn For Type RHome Security Alarm System 12V -24V Dual Tone Outdoor ...
Function Backup Warning Certification ISO14001, ISO/TS16949 Type Alert Alarm Main Market All Over The World Transport Package Color Box + Carton Specification middle size Trademark TEMB Origin China HS Code 8512301100 Production Capacity 100000/Month Pro...
The first time, the control, no warning sound was emitted from the vehicle. The second time, the vehicle was placed in reverse gear triggering an alarm. Children’s responses were recorded by a hidden video camera. Avoidance behavior by the child was considered a positive response. Location ...
Back-up (reverse) alarm @ 90dB minimum sound level shall be installed and maintained on all mobile cranes.问题补充:匿名 2013-05-23 12:21:38 备份(反向)报警@ 90分贝最小声压级应安装和维护的所有移动式起重机。 匿名 2013-05-23 12:23:18 备份(反向)警报@ 90dB极小的声音强度在所有移动...
If you are doing in-door shooting or recording, to reduce background noise, you can optimize the acoustic environment by using sound-absorbing materials such as curtains, carpets, foam panels, or acoustic tiles. These materials help minimize reflections and echo, creating a quieter recording space...
12V Back up Alarm with Large Sound for Warning Construction Vehicle, Find Details and Price about Trave Buzzer Reversing Alarm from 12V Back up Alarm with Large Sound for Warning Construction Vehicle - Changzhou Wujin Yueda Electroacoustic Equipment Co.,
Factory Price DC12 to 80 Volt Safety Car Reversing Backup Alarms Forklift Horn with Beebee or White Noise Sound Can Be Customized, Find Details and Price about Bee Bee Back up Alarm Back up Alarm from Factory Price...
BeeBeep sound / White noise Warranty 1 years Approval CE, IP 67 Packing & Delivery color box +carton box 50 pcs/ CTN G.w: 13KG/CTN CTN size: 27*24*42cm FAQ 1. Why choose us? We professional in making LED light for more than 15 years. We ...