英语释义

• a beam built up from boards; has a hollow rectangular cross section

片语

box a beam框支梁

Box type beam箱型梁

box steel beam箱形钢梁

box-beam welding箱型梁焊接

box-beam blade盒型梁桨叶

box-beam push箱梁顶推

英汉例句

• For most of the bridge cranes, the failure of the structures result from the fatigue damage in the welded box beam under the action of random fatigue loads.

  随机载荷作用下的疲劳破坏是起重机焊接箱形梁的主要失效形式之一。

• The local stress in the box beam is caused by the wheel pressure of the trolley conveyed along the track onto the upper flange and the web of the beam.

  起重机小车轮压经轨道传给箱形主梁上盖板和腹板，使之产生局部应力。

• The domestic steel box beam for long-span suspension bridge is mostly welded structure at present, which features complex structure, a great deal of penetration welds, difficult manufacture.

  目前，国内大跨径悬索桥钢箱梁大多为全焊结构，具有结构复杂、熔透焊缝多，制造难度大等特点。

• Sootblowers shall have steel box beam construction to enclose the drive mechanism, motor, lance and other moving or hot parts for complete personnel protection and safety.

  为了能对人员完全起到保护和安全作用，吹灰器应有钢制箱梁结构来密封驱动机构、电机、吹灰枪和其它活动或较热部件。

• This paper introduces the cast in place cantilever construction technology used in uncontinous box beam of the Hanchuan Hanjiang River Bridge.

  介绍汉川汉江公路大桥非连续段箱梁的悬臂现浇施工技术，可供有关工程技术人员参考。

• The paper gives the calculation formula of the steel box beam rib plate, side line length and coordinate of transition curve sections combined with construction practice.

  本文结合施工实践，推导给出了缓和曲线段钢箱梁肋板、边线长度和坐标的计算公式，用于缓和曲线钢箱梁和其它结构梁的放样计算。

• A great amount of post tensioned pre-stressing concrete single box beam for double track (as called the box beam hereinafter) has been used on the line.

  该线大量采用后张法预应力混凝土双线单箱简支箱梁。

• In this paper, the finite element method is used to establish the prediction model of wheel/rail noise, and to analyze the impedance of box beam and U beam and predicte the wheel/rail noise.

  通过建立轮轨噪声预测模型，运用有限元法分析箱型梁、u型梁阻抗，对高架轨道轮轨噪声进行预测分析。

• Abstract: the steel box beam lifting on wide water surface faces a lot of risk factors and thereby has a higher safety control requirement.

  摘要水上大跨度桥梁钢箱梁吊装工程风险大、对安全控制管理要求较高。

• Based on fracture mechanics and theory of reliability, this paper offers the reliability calculation method for welded box beam having fracture.

  根据断裂力学及可靠性理论，提出了一种起重机焊接箱形梁存在裂纹缺陷的可靠度计算方法。

• The control factors are analyzed when a steel box beam is designed. The main influence factors and the optimum principles in designing a steel box beam are put forward.

  通过对目前常用的钢箱梁桥结构尺寸设计中的控制因素的分析，找出了钢箱梁尺寸设计中的主要影响因素，得到此类桥梁的尺寸优化设计原则。

• When box beam is bent, the assumption that the section is plane is not satisfied and the shear lag is produced.

  箱形梁弯曲时，平截面假定已不能满足要求，产生剪力滞效应。

• The experiment results prove that the stiffness and the ultimate strength of the steel-concrete composite box beam are increased by 54.15 % and 27.72 %, respectively, through using external tendons.

  试验证实，体外索钢箱-混凝土组合梁比普通的钢箱-混凝土组合梁的刚度提高54.15%，极限强度提高27.72%。

• The box beam was one of the most important stress parts of the crane which required high quality butt weld.

  箱形梁是集装箱吊具的重要受力部件，对焊接质量要求高。

• With its excellent section characters, the prestressed concrete box beam plays a main role in the girder bridge.

  预应力混凝土箱梁以其优良的截面性质在梁桥中占据了主要地位。

• In this article, the author states the multi-points automatic continuous jacking construction technology of a continuous steel box beam over several railway lines and electrified contacting nets.

  介绍了跨越多条铁路线路及电气化接触网的连续钢箱梁多点自动连续顶推施工技术。

• The article introduces the construction craft, construction method and implementation effect of cast-in-place reinforced concrete continuous box beam of Puji river overpass in Tianjin city.

  介绍天津普济河道立交桥现浇钢筋混凝土连续箱梁的施工工艺、工方法及实施效果。

• The results show that the bending behavior of the prestressed concrete box beam with pretensioned bent-up tendons is good, and this may be a reference for engineering application.

  结果表明折线先张预应力混凝土箱梁的受力性能良好，为工程应用提供了依据。

• The paper discussed proportion between side span and middle span in three spans prestressed continuous box beam bridge.

  本文对三跨预应力连续箱梁桥的边跨与中跨比例问题进行了初步的探讨。

• In order to ensure the normal operation of traffic in construction the continuous box beam 's construction adopts cross beam as supporting system and Bailey member bars as abutments.

  为保证在施工期间的交通正常运行，连续梁的施工特采取贝雷桿件组拼支墩和横梁作为支撑系统。

• According to the overpass bridge project of Miaohong Line in Pingdingshan, the construction technology of cast-in-situ concrete continuous box beam is introduced.

  通过平顶山市庙洪线西斜立交桥工程实例，介绍了现浇混凝土连续箱梁的具体施工方法，并对施工中的关键工序进行了系统探。