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            <div   id="cc0kqq2g"   class="date-wrap"> <span id="cc0kqq2g"    class="date"> 09 </span> <span id="cc0kqq2g"    class="month"> 2020-11 </span> </div>
            <div   id="cc0kqq2g"   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>混响旉���������是什�?/h1><hr style="margin-bottom:30px">
            <p><span style="font-size: 14px;">&nbsp;混响旉���不但是徏�{�声学设计中的重要内容，�q�是在很多工�E�实际测量中�Q�需要考虑的重要因素�?/span></p>
<p><span style="font-size: 14px;">　　对于建筑声学而言�Q�不同用途的戉K��均需要一个合适��用要求的混响旉����Q�例如对于教室而言�Q��ؓ(f��)了保证良好的语音清晰度，要求混响旉���不可�q�高�Q�而对于音乐厅而言�Q��ؓ(f��)了保证音乐的饱满度，也要求有着一定的混响旉����?/span></p>
<p><span style="font-size: 14px;">　　同时对于声压���量�Ӟ��当周围环境均为刚性壁面时�Q�就需要考虑声�L在周围反���引��L(f��ng)��声压�U�修正，�q�也是通过���量混响旉���来确定的�Q�而对于徏�{�构件现场的隔声���量�Ӟ��也需要考虑接受室�؜响时间的影响�?/span></p>
<p><span style="font-size: 14px;">&nbsp; 　因此噪声���试中的混响���试的主要作用有�Q?/span></p>
<p><span style="font-size: 14px;">&nbsp; &nbsp; 1.&nbsp;</span><span style="font-size: 14px;">���定戉K��混响旉���是否满��其功能需�?/span><span style="font-size: 14px;">�?/span></p>
<p><span style="font-size: 14px;">&nbsp; &nbsp; 2.&nbsp;</span><span style="font-size: 14px;">得到环境修正因子K2</span></p>
<p><span style="font-size: 14px;">&nbsp; &nbsp; 3.&nbsp;</span><span style="font-size: 14px;">建筑构�g现场隔声的标准化声压�U�差</span><span style="font-size: 14px;">�?/span></p>
<p><span style="font-size: 14px;"><br />
</span></p>
<p><span style="font-size: 14px;">可根据标准GB/T 50076-2013开展室内�؜响时间测�?br />
</span><span style="font-size: 14px;"><br />
</span></p>
<p><span style="font-size: 14px;">混响���试讑֤��Q?/span></p>
<ul>
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    </li>
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