嘉兴恒升电子有限责任公司
嘉兴恒升电子有限责任公司
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嘉兴恒升电子有限责任公司
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嘉兴恒升电子有限责任公司

嘉兴恒升电子有限责任公司座落在浙江省嘉兴市秀洲区上海交大（嘉兴）科技园。是从事噪声、电声、声学和振动测量仪器的开发与生产的专业公司，公司注册资本100万元人民币，公司通过了ISO9001:2008质量管理体系认证

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噪音污染给孕妇带来的危害

HS5671D型噪声频谱分析仪的性能特点

噪音还有可能会影响视力？

噪音污染给孕妇带来的危害

孕妇长期处在超过50分贝的噪音环境中,会使内分泌腺体功能紊乱,并出现精神紧张和内分泌系统失调。严重的会使血压升高、胎儿缺氧缺血、导致胎儿畸形甚至流产。而高分贝噪音能损坏，胎儿的听觉器官，致使部分区域受到影响。影响大脑的发育，导致儿童智力低下。 噪音的恶性刺激，严重影响我

2021-12-07 更多

HS5671D型噪声频谱分析仪的性能特点

◆ HS5671D型噪声频谱分析仪采用了先进的数字滤波和数字检波技术(频率计权ACZ和时间计权FSI均通过数字滤波和数字检波计算得出，1/1倍频程滤波器和1/3倍频程滤波器也都是通过数字滤波的方法计算得出)，可以同时测量(并行)并显示不同时间计权(Fast、Slow、Impulse、Peak)和不同频率计权(A、C、Z)的声

2021-12-02 更多

噪音还有可能会影响视力？

科学研究发现，噪音可刺激神经系统，使之产生抑制，长期在噪音环境下工作的人，还会引起神经衰弱症候群（如头痛、头晕、耳鸣、记忆力衰退、视力降低等）。从心理方面来说，噪音首先会引起睡眠不好，注意力不能集中，记忆力下降等心理症状，然后导致心情烦乱，情

2021-12-02 更多
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