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class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="ddvc3yx" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/QYBM3926/637274911903740235/2933433.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="v824eld" 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>江蘇省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>鋼箱梁設(shè)計(jì)軟件哪家好</p><p><span>***更新：</span>2020-06-22 11:28:45</p><p><span id="click" >瀏覽次數(shù)：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="fprj8of" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">蘇州橋友信息科技有限公司</a></p><p><span>聯(lián)系人：</span>崔經(jīng)理</p><p><span>郵箱: </span>2652970874@qq.com</p><p><span>電話: </span>17368130323</p><p><span>傳真: </span>0512_</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>0512-62697703</p><p><span>地址: </span>高新區(qū)竹園路209號(hào)</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="ujqskr2" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="3i4y4dv" class="box"><p><p style="text-indent:25px">鋼箱梁制梁場(chǎng)選址主要原則（1）永臨結(jié)合。根據(jù)永臨結(jié)合的原則，盡可能利用站場(chǎng)和其他鐵路用地，或?qū)⒅屏簣?chǎng)設(shè)在地方規(guī)劃或工程規(guī)劃中的建設(shè)用地上。（2）征地及復(fù)墾量少。制梁場(chǎng)宜選在占用耕地少，鋼箱梁設(shè)計(jì)軟件哪家好、工程完工后復(fù)墾量小的場(chǎng)地上。可利用荒地的，不得占用耕地可利用劣地的，不得占用良田3）供梁距離短。制梁場(chǎng)一般宜選在橋群集中地段或特大橋兩端位置，以減小運(yùn)梁距離。箱梁供梁的運(yùn)距不宜超過20km。（4）交通方便。制梁場(chǎng)位置充分考慮交通、用電、用水等要求，應(yīng)盡量與既有路網(wǎng)或施工便道相連，以利于大型設(shè)備和材料進(jìn)場(chǎng)，鋼箱梁設(shè)計(jì)軟件哪家好，道路應(yīng)滿足運(yùn)輸大型制梁，鋼箱梁設(shè)計(jì)軟件哪家好、提梁、運(yùn)梁設(shè)備通行的要求。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="鋼箱梁設(shè)計(jì)軟件哪家好" src="https://tyunfile.71360.com/UploadFile/QYBM3926/637274911903740235/2933433.png"></div><p style="text-indent:25px">鋼箱梁梁橋的組成。在這種梁橋中，其主要承重結(jié)構(gòu)是兩片主桁架梁。恒載和列車活載等主力要通過它們而從跨中傳到支座。在這兩主桁梁的上、下弦水平面內(nèi)，分別布置上平縱聯(lián)和下平縱聯(lián)，形成一空間結(jié)構(gòu)的上下兩面。在兩端，設(shè)置有橋門架，形成該空間結(jié)構(gòu)的兩個(gè)端面，使作用在上平縱聯(lián)的橫向水平力能夠通過它們而傳到支座。除兩端橋門架之外，還設(shè)置若干中間橫聯(lián)（或在弦桿每一節(jié)點(diǎn)處都設(shè)；或隔一節(jié)點(diǎn)設(shè)一套，但在其不設(shè)橫聯(lián)的節(jié)點(diǎn)處，宜于保留一對(duì)隅撐—即內(nèi)的桿GB及GD）。鋼箱梁和中間橫聯(lián)所起的作用，分別和上承板梁橋內(nèi)的端橫聯(lián)和中間橫聯(lián)相同，但因列車要在主桁梁中通過，上承橋所使用的交又式桿件在這兒便不能采用。設(shè)置縱梁和橫梁，由它們形成橋面系。明橋面擱在縱梁上；縱梁通過其端頭的連接角鋼等的構(gòu)造而支承在橫梁上，橫梁則在其端頭通過連接角鋼而支承在主桁架梁的各個(gè)節(jié)點(diǎn)。所以，縱梁跨度等于兩鄰橫梁中心距，也等于主桁架節(jié)間長(zhǎng)度；橫梁跨度可按兩主桁的中心距來計(jì)算，而主桁架梁則只是在其各節(jié)點(diǎn)處受到外力。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="鋼箱梁設(shè)計(jì)軟件哪家好" src="https://tyunfile.71360.com/UploadFile/QYBM3926/637274912036533203/6911928.png"></div><p style="text-indent:25px">鋼箱梁是由索、（曲、直）桿、梁、（平面應(yīng)力、彎曲應(yīng)力）板、殼、體等六種結(jié)構(gòu)元素組合而成但是，在一種橋型中一般可以篩選出一種主元素，而這個(gè)主元素就明確地決定了這種橋型的力學(xué)特征；副元素只是協(xié)同主元素共同工作，對(duì)主元素的工作性能只有增強(qiáng)而無削弱作用。必須要準(zhǔn)確掌握這些特征才能正確選定鋼箱梁結(jié)構(gòu)的力學(xué)模型，對(duì)橋梁結(jié)構(gòu)作出正確診斷。用基本元素按主、副元素以二元形式組合成不同形式的橋梁。主對(duì)角橋型是單純型橋梁除行車系之外結(jié)構(gòu)只有一種主導(dǎo)元素；其余是復(fù)合型鋼箱梁，至少有兩種結(jié)構(gòu)元素。有不少空格未能填入合適的橋型；或者在同一格中只填入了具有dai表性的橋型。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/349305.html</p></div></div></div></div></div><div id="rbsp8mo" class="page-right twoColRt"><div id="pewo3w8" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="odk3ya7" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" alt="福建ZF配件哪家強(qiáng) 信息推薦自業(yè)物資供應(yīng)" class="vcenter" 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