分贝测试仪-孙羽噪音测试仪&精准噪音分贝测量

专业的噪音检测、分贝、噪声测量、测分贝

Published by: 江波 徐
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Description

描述:
孙羽分贝测试仪可测量声音强度并以数字形式显示。超过70分贝的噪音(如交通声)可能导致睡眠问题,长时间可能损害健康。超过90分贝的噪音(如摇滚音乐)可引起听力损伤。在120分贝以上的极高噪音下(如爆炸声),听觉系统可能受到严重损害,甚至导致听力丧失。了解分贝水平可帮助采取适当措施,如佩戴耳塞,限制暴露时间,以保护听力和健康。
订阅:
1、 用户只有在通过付费订阅后才可以无限次使用分贝噪音测试,去除广告等功能;
2、订阅费用会在用户确认购买时从 iTunes 账户扣除,可自动续订,续费¥298/年;
3、用户可在当前订阅结束 24 小时前关闭自动续订,否则将自动续订;
4、自动续期订阅的 Apple ID,会在每个账单周期到期前24小时,自动在iTunes账户扣费并延长相应有效期;
5、用户对订阅服务进行管理,即购买后可以前往用户账户设置关闭自动订阅。
隐私政策:https://docs.qq.com/doc/DY0RGaVd4R0VkeldE
会员协议:https://docs.qq.com/doc/DY0dTUEhOYkpjc1NP
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