浙江質(zhì)量品牌聲學(xué)影院誠(chéng)信經(jīng)營(yíng) 上海樹創(chuàng)智能科技供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺(tái)【買產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content="觀眾廳聽(tīng)覺(jué)條件的好壞，浙江質(zhì)量品牌聲學(xué)影院，除還音系統(tǒng)的電聲質(zhì)量外，還取決于觀眾廳的建筑聲學(xué)質(zhì)量。電影院觀眾廳有其自身的聲學(xué)特點(diǎn)，浙江質(zhì)量品牌聲學(xué)影院，浙江質(zhì)量品牌聲學(xué)影院，與其他演出建筑不同：聲源位置固定。影院的揚(yáng)聲器通常都設(shè)置在銀幕后面"><meta name="keywords" content="浙江質(zhì)量品牌聲學(xué)影院"><link rel="canonical" href="http://www.cdcfah.com/"/><meta name="applicable-device" content="pc"><link rel="shortcut icon" href="/static/new_net_01/images/favicon.ico"><link rel="stylesheet" href="/static/new_net_01/css/slick.css" /><link rel="stylesheet" href="/static/new_net_01/css/addnew.css"><link rel="stylesheet" href="/static/new_net_01/css/sidenav.css"><link rel="stylesheet" href="/static/new_net_01/css/style.css" /><link rel="stylesheet" href="/static/new_net_01/css/tab.css"><link rel="stylesheet" href="/static/new_net_01/css/404.css"> <meta 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src="http://tyunfile.71360.com/UpLoadFile/2019/8/15/10/637014608783282063_sczn_6624916.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="fpwikok" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/8/15/10/637014608783282063_sczn_6624916.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="ueg7czr" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)格要求：</span>面議</p><p><span>所在地：</span>上海市</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>浙江質(zhì)量品牌聲學(xué)影院</p><p><span>***更新：</span>2020-06-06 00:19:03</p><p><span id="click" >瀏覽次數(shù)：6次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="et8szby" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海樹創(chuàng)智能科技有限公司</a></p><p><span>聯(lián)系人：</span>蔣川陵</p><p><span>郵箱: </span>shuchuangkeji@126.com</p><p><span>電話: </span>18621570418</p><p><span>傳真: </span>021_60675207</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>021-34636167</p><p><span>地址: </span>上海市閔行區(qū)莘莊鎮(zhèn)外環(huán)路352號(hào)莘喬商務(wù)D109</p><p>[當(dāng)前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="o8xdfmj" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="3ceg8xz" class="box"><p><p style="text-indent:25px">觀眾廳聽(tīng)覺(jué)條件的好壞，浙江質(zhì)量品牌聲學(xué)影院，除還音系統(tǒng)的電聲質(zhì)量外，還取決于觀眾廳的建筑聲學(xué)質(zhì)量。電影院觀眾廳有其自身的聲學(xué)特點(diǎn)，浙江質(zhì)量品牌聲學(xué)影院，浙江質(zhì)量品牌聲學(xué)影院，與其他演出建筑不同：聲源位置固定。影院的揚(yáng)聲器通常都設(shè)置在銀幕后面或側(cè)面墻壁上，故其聲源位置是固定不變的。聲源位置較高。揚(yáng)聲器的高音頭一般位于銀幕高度的 2/3處，有利于均勻地向觀眾廳的各個(gè)方向和后座輻射聲能。音量可以按需要調(diào)整。還音系統(tǒng)的功率原則上不受限制，因此可以直達(dá)聲為主，不必過(guò)多地依靠反射聲來(lái)彌補(bǔ)有些座位響度的不足。影院的聲音是從影片的聲帶上還原出來(lái)的，故不必依靠觀眾廳的聲學(xué)條件來(lái)改變?cè)瓉?lái)的音調(diào)，而只要求符合混合錄音棚的聲學(xué)頻率響應(yīng)特性，以如實(shí)還原影片聲帶上的聲音。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="浙江質(zhì)量品牌聲學(xué)影院" src="http://tyunfile.71360.com/UpLoadFile/2019/8/15/10/637014608783282063_sczn_6624916.jpg"></div><p style="text-indent:25px">開博爾硬盤播放器：，視聽(tīng)雙旗艦，UHD 和 HIFI 雙劍合璧。專業(yè)DAC音頻解碼播放器、雙HDMI輸出音畫分離器、高階音樂(lè)播放器、藍(lán)光導(dǎo)航播放器、云媒體播放器、升級(jí)版字幕下載器、影院片源管理器2.0、高畫質(zhì)安卓盒子。 11年深厚的影音技術(shù)沉淀，開博爾影音技術(shù)優(yōu)勢(shì)讓同類對(duì)手難以超越。11年里，開博爾積累了十一萬(wàn)發(fā)燒影音用戶，更懂發(fā)燒友所需。將UHD視聽(tīng)提升到了前所未有的HIFI新高度。超清畫質(zhì)表現(xiàn)，更有令人神往的音質(zhì)演繹力。率先行業(yè)支持192 kHz 24bit 比較高音頻采樣率和 DSD無(wú)損音樂(lè)編碼格式，如SACD、DFF、DSF、APE、FLAC、WAV等等，堪稱HIFI燒友的福音神器。 </p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="浙江質(zhì)量品牌聲學(xué)影院" src="http://tyunfile.71360.com/UpLoadFile/2019/8/27/14/637025144857873015_sczn_9794673.jpg"></div><p style="text-indent:25px">聲波的頻率、波長(zhǎng)與速度當(dāng)聲波通過(guò)彈性介質(zhì)傳播時(shí)，介質(zhì)質(zhì)點(diǎn)在其平衡位置附近作來(lái)回振動(dòng)。質(zhì)點(diǎn)完成一次完全振動(dòng)所經(jīng)歷的時(shí)間稱為周期，記為T，單位是秒(s)。質(zhì)點(diǎn)在1秒內(nèi)完成完全振動(dòng)的次數(shù)稱為頻率，記作f，單位為赫茲(Hz)，它是周期的倒數(shù)。介質(zhì)質(zhì)點(diǎn)振動(dòng)的頻率即聲源振動(dòng)的頻率。頻率決定了聲音的音調(diào)。高頻聲音是高音調(diào)，低頻聲音是低音調(diào)。人耳能夠聽(tīng)到的聲波的頻率范圍約在20—20000Hz之間。低于20Hz的聲波稱為次聲波，高于20000Hz的稱為超聲波。次聲波與超聲波都不能使人產(chǎn)生聽(tīng)感覺(jué)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="浙江質(zhì)量品牌聲學(xué)影院" src="http://tyunfile.71360.com/UpLoadFile/2019/8/15/10/637014608783438474_sczn_2736944.jpg"></div></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/158741.html</p></div></div></div></div></div><div id="vkrj22p" class="page-right twoColRt"><div id="3e3tvse" class="box01 margin10 clearfix"><h3><a 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