丹麦BK 4292-L型大功率全向扬声�?参数-价格-中国粉体罐�/title>

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$(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }); }); </script>  <div class="cpjj"> <p><span><strong>丹麦BK 4292-L� 大功率全向扬声器</strong>使用12个呈十二面体排列的扬声器，呈球形向外均衡传播声音。所有扬声器连接串并联到一起，以确保同相运行以及与功率扩大器相匹配的电阻。整个机器不�?千克重，有便于搬运的提手，而提手不会明显干扰声场、�/span></p><p><span><strong>丹麦BK 4292-L� 大功率全向扬声器</strong>使用场景９�/span></p><p><span>室内和建筑声�?/span></p><p><span>测量空气隔声</span></p><p><span>测量混响时间</span></p><p><span>对大多数建筑声学测量而言，声源须向各个方向均衡传输声音，保证结果的可重现性和可靠性。相关的建筑声学测量标准（包括ISO 16283、ISO 10140 和ISO 3382）规定必须使用全指向声源。背景噪音是优秀建筑声学测量的巨大干扰，在低频情况下更是如此，例�?00Hz�?00Hz的交通噪声和空调噪声等。OmniPower全指向声源专门用于在这个频率范围内实�?*性能，在需要的地方提供**功率、�/span></p><p><span>主要特性包括：</span></p><p><span>是完备、坚固的建筑声学系统的一部分，以2250型或2270型声级计为主</span></p><p><span>符合国内和国际标凅�/span></p><p><span>重量较轻，可轻松运输到测量地炸�/span></p><p><span>功率强大�?22 dB re 1 pW），适合用于大空间内的测量或评估高性能墙和地板的隔声效枛�/span></p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; font-size: 14px; margin: 10px 0 0; line-height: 26px;"> 暂无数据� </p> </div>  <div class="xgfa"> <div class="xgfa_tit"> <div> <span></span>相关方案 </div> </div> <div class="xgfa_box" style="display: block;"><div style="padding:10px;">暂无相关方案、�/div> </div> </div> <script> $(function(){ // 切换 $(".xgfa_tit_ul li").hover(function(){ $(".xgfa_tit_ul li").css({"color":"#4F5862","border-bottom-color":"transparent"}); 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