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            <div   id="jhdhpxxdx"   class="date-wrap"> <span id="jhdhpxxdx"    class="date"> 18 </span> <span id="jhdhpxxdx"    class="month"> 2020-08 </span> </div>
            <div   id="jhdhpxxdx"   class="author"> By <a href="javascript:;"> <a href='mailto:'>���岩声学</a> </a> </div>
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            <h1><i class="fa fa-envira"></i>隔音�H�选择</h1><hr style="margin-bottom:30px">
            <p>&nbsp;<a href="http://www.gntxh.cn"><span style="color: rgb(255, 0, 0);">隔音�H?/span></a>�׃��需要开启相比墙体比较轻薄有开启部件的密封�{�原因�Ş成了(ji��n)整体的隔音瓶颈。首先是�H�占80%是玻璃、�L��h��一定的�I�K��性包括薄墙隔声性能都不能达标。普通的�ȝ��、中�I�玻璃由于声波的�I�K��性和中空�ȝ��的声波吻合效应、谐振低��h��造成�?ji��n)隔音的低效。夹胉���声窗�Q�针对不同的噪声源，�pȝ��考虑影响隔音效果的所有因素，有针�Ҏ(gu��)��地选用不同的型材与不同的组合玻璃，充分考虑不同用户的需求�?/p>
<div>■型材框架的劲度要高、密���程度要好�?/div>
<div>■采用双层或多层�ȝ��制作�Q�玻璃板要紧紧嵌在弹性垫中，以防止阻���板面的振动�?/div>
<div>■层间采用��Y�q�接�Q�避免声桥现象（注一�Q?/div>
<div>■四周边框宜做吸声治理；盔R��两层�ȝ��宜不�q����布置�Q�朝声源一侧的�ȝ��有一定倾角�Q�以便减弱共振效应（注二�Q?/div>
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