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- The increase in nominal stress due to live load, BC, is usually small in comparison with the dead load, OA. 活载产生的名义应力的增量BC段与恒载产生的名义应力OA段相比一般是很小的。
- Conventional plane frame programs amplify the live load effect using the amplification coefficient when computing the stress of live load. 在计算活载应力时,常规的平面杆系计算程序采用放大系数的近似处理方法。
- The numerical analysis of the notch stress field and the experimentalresults both confirm that the growth rate of fatigue surface cracks canbed escrobe by the well--known paris relationship. The estimated valueof rail life agrees with the real life. 缺口应力场的数值分析和疲劳裂纹扩展实验均证实表面裂纹扩展速率可用帕里斯(Paris)公式描述,其估算的寿命值和实际值相吻合。
- The use of hollow pots, in conjunction with reinforced concrete, reduces the dead weight and, therefore, permits a greater life load to be carried. 实心板与钢筋混凝土梁整浇在一起,可以减少自重以便承受更多的活荷载。
- The fatigue life of railway bridge mostly lies on the constructional details of the bridge structure,characteristics of live load action effect,and times of live load actions. 铁路桥梁结构的疲劳寿命主要取决于桥梁结构构造细节、活载作用效应特征和活载作用次数。
- This paper put forward a new pre-produced tensegrity structure,and analyzed the structure under the dead load and live load through a simulation procedure. 提出了一种新型的预制类张拉整体结构,通过仿真的方法对结构进行均布荷载作用下的受力分析,并根据内力分布的特点确定了相应的施工方法。
- To evaluate fracture instability, the total sum of stresses due to residual welding or rolling stresses, dead load, and live loads must be considered. 计算断裂失稳性时,必须考虑焊接或轧制残余应力,恒载应力和活载应力之总和。
- The calculation of ledger maximum bending moment and deformation the even load of scaffold board and live loads above the ledger. 按照大横杆上面的脚手板和活荷载作为均布荷载计算大横杆的最大弯矩和变形。
- A pigeon perched on our porch railing. 一只鸽子栖息在我们门廊的栏杆上。
- The girder's vertical stiffness is large, so the maximum deflection is only1/4200 of the span and the maximum longitudinal tensile and compressive stressgenerated by the live load is 1/4 and 1/9 of the stress generated by the dead loadrespectively. 在本文研究中,上部结构在自重、预应力和最不利活载共同作用下的最大挠度仅为跨度的 1/4200。 此外,由最不利活载引起的上部主梁的最大纵向拉应力和压应力值,分别仅为自重相应值的 1/4 和 1/9。
- Incorporated with the three-dimensional analysis of continuous bridges, the temperature difference, prestress loss, deflection and live load are studied to compare their influences on stressing state. 认为长期挠度和活载效应不是大跨混凝土连续梁开裂的主要因素;
- Then the computation vertical load (dead load and live load) under the function structure endogenic force, discovers most disadvantageous group or a several group of endogenic force combination. 接着计算竖向荷载(恒载及活荷载)作用下的结构内力, 是找出最不利的一组或几组内力组合。
- She and I can't live under the same roof. 她和我不能住在一起。
- It's cheaper to ship goods by road than by rail. 公路运输比铁路运输便宜。
- Optional "live loaded" packing energizes the TFE braid while providing an extra tight elastomeric seal. 可供选择的“动负载”密封填料充分发挥编织TFE的性能,实现超级紧密的弹性密封效果。
- He grasped the iron railing with both hands. 他用双手抓住铁栏杆。
- He is always railing at his bad luck. 他老是抱怨自己运气不好。
- He's always railing against the government. 他老是抱怨政府。
- He tripped and bashed his head against the railing. 他跌了一跤,头部撞在栏杆上了。
- Occupancy loads include personnel, furniture, machinery, stored materials, and other similar items. In buildings, live loads are often regarded as a uniformly distributed loading. 使用荷载包括人、家具、机器、库存物资和其他类似项目。建筑物内部的活荷载常被认为是均匀分布的。