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- inherent-stress concrete I mode combined beam bridge 預應力混凝土Ⅰ型組合梁橋
- The Dynamic and Static Load Trial Research on a Three- Span Continuous Reinforced Concrete Combined Beam Bridge on Jinbin Light Rail Line 津濱輕軌三跨連續鋼混結合梁橋梁靜動(dòng)載試驗研究
- Design of Prestressed Concrete Rigid Frame-Continuous Combination Beam Bridge 預應力混凝土剛構-連續組合梁橋設計
- Closure Construction Technology of Rigid Continuous Combination Beam Bridge 剛構連續組合梁橋合龍施工技術(shù)
- Closure Technology Under Undesigned Temperature of a Rigid Frame-continuous Combination Beam Bridge 某剛構-連續組合箱梁橋非設計合龍溫度下合龍技術(shù)
- This paper discusses the elastoplastic responses of a beam bridge combined with an example, based on a large number of documents and papers about elastoplastic response analysis. 本文通過(guò)查閱大量的文獻,收集了大量彈塑性反應分析的資料,結合算例探討了梁式橋的彈塑性反應,主要研究?jì)热莺徒Y論如下:
- Beam propagation factor(BPF) was introduced as the beam quality factor for the combined beam. 引入光束傳輸因子(BPF)作為合成光束的光束質(zhì)量評價(jià)因子,計算了單元光束質(zhì)量、大氣傳輸、跟蹤抖動(dòng)、相位控制等因素對合成光束質(zhì)量的影響。
- The simplest type of span is a beam bridge, consisting of a rigid beam between tow supports. 最簡(jiǎn)單的橋梁是梁橋,由鋼性梁和兩端的兩個(gè)支柱構成。
- Inclined combined beam model with roof bolted are presented and solved,the expressions of support parameters of bolt are derived. 建立大傾角煤層回采巷道錨桿支護的傾斜組合梁模型,并進(jìn)行解算,給出錨桿支護參數的表達式。
- FEA method for composite beam bridge is presented by an example of a preflex beam with variable cross-section. 采用了一個(gè)變截面預彎梁的例子詳細介紹了用有限元計算組合結構橋梁的方法。
- Forward support bolt combined with roop rock by bolting can play a roll of combined beam,which can prevent roof rock caving immediately after explosion. 超前支護錨桿錨固后與頂板巖石構成一體,這樣使超前錨桿形成組合梁作用,放炮后,能夠阻止頂板巖石冒落。
- The paper discussed proportion between side span and middle span in three spans prestressed continuous box beam bridge. 本文對三跨預應力連續箱梁橋的邊跨與中跨比例問(wèn)題進(jìn)行了初步的探討。
- This paper described the practice of using combined beam theory and suspensory theory,such as roof bolt,net,steel rope,and shotcrete being used together to strenthen roof control. 應用組合梁和懸吊理論,對松軟巖層采用支護新技術(shù),即錨、網(wǎng)、帶、索、噴等聯(lián)合支護方式,加強對松軟巖層巷道頂板的控制,降低了材料支護費用,提高了軟巖巷道支護的可靠性,同時(shí)也提高了松軟巖巷的掘進(jìn)速度。
- In recent years prestressed concrete continuous beam bridge is applied widely with strong rivalrousness. 預應力混凝土連續梁橋以其強大的競爭力,近年來(lái)得到迅猛發(fā)展。
- A FEA method for composite beam bridge is presented by an example of a preflex beam with variable cross-section. 采用了一個(gè)變截面預彎梁的例子詳細介紹了用有限元計算組合結構橋梁的方法。
- It can be mounted on single beam bridge cranes, arm cranes, etc. with slight modification, it can also be used as a winch. 它可以安裝在葫蘆單梁、橋式起重機、門(mén)式起重機、懸臂起重機等多種起重機上,稍加改動(dòng),還可作卷?yè)P用。
- The far-field intensities and divergence angles of combined beam of two copper vapor lasers with UR90 resonators coupled at small magnification (M=1.21) were measured and analyzed experimentally. 并利用銅蒸氣激光器實(shí)現了兩臺低放大倍率(M=1.;21)UR90腔的相干并束輸出,對輸出光束的遠場(chǎng)方向性進(jìn)行了測量分析。
- In this paper,the behaviour of the transverse load distribution of the girder shear force in a highway beam bridge is simply explained by using grillage analysis. 本文應用梁格分析方法,簡(jiǎn)述了公路梁橋主梁剪力荷載橫向分布的特性。
- The analysis of internal force is different from traditional beam bridge because of the influence factor such as skewness,torsional stiffness and supporting stiffness etc. 傳統的計算方法雖然能夠將空間效應簡(jiǎn)便地轉化為平面問(wèn)題來(lái)處理,但是引入的過(guò)多假設很難反映結構的整體與局部效應。
- In regard to the main bridge, the prestress concrete continuous beam bridge, the internal force and the disposition of pre-tress steel are studied in brief. 對引橋即簡(jiǎn)支梁橋進(jìn)行內力、配筋計算,強度驗算、使用階段裂縫寬度驗算和變形驗算;