飞机的长度和最大横截面面积之比也会影响音爆的强度。
The ratio of aircraft length to maximum cross sectional area also influences the intensity of the sonic boom.
并用改变构件局部截面尺寸法,对构件锈蚀引起的结构强度变化作了简单的探讨。
And the effect of corrosion on structural strength is discussed in brief by changing section thickness.
为此,利用材料力学方法可以解决杆件横截面上存在多个内力的强度计算问题。
Therefore, the strength check of multi-internal force from the cross-section of bar can be resolved by means of mechanical method.
归纳了横梁的强度控制工况和截面。
The strength control load case and the key section of beam are determined.
研究人员所他们研究的强度是该研究包含了一个大型的对照组人群横截面,同时哮喘诊断采用了标准的诊断指南。
The researchers say the strengths of their study are that it included a large cross-section of the control population, and the diagnosis of asthma was on standard guidelines.
快速铁路是束热处理铝合金型材中空截面,给高强度下的扭转和挠度应力。
The Speedy Rail beam is a heat-treated aluminium alloy profile with hollow cross-sections that give it high strength under torsion and deflection stresses.
试件截面受拉偏心是混凝土均匀受拉强度试验中存在的主要问题。
Tension eccentricity of the specimen section is the main problem in concrete homogenous tensile strength test.
采用有限元法对加氢反应器裙座支撑区进行有限元分析及优化设计,并对其危险截面作应力评定和强度校核。
The finite element method is applied to analysis and optimize the design of the hydrogenation reactor skirt support area, and stress of the risk section is assessed and strength is checked.
分析无粘结预应力混凝土梁桥的主要困难,在于构件的截面强度和构件整体变形耦合。
The main difficulty in analysis of unbonded prestressed concrete beam bridge is the coupling between the sectional strength of member and the whole structural deformation of member.
对危险截面的强度验算表明,使用该支护结构的铁路隧道硐室稳定、安全度高。
The calculation of the strength of dangerous sections testifies that the railway tunnel with this support structure has high stability and safety.
对小偏心受压构件正截面强度计算提出了设计建议。
Suggestions are presented for calculating normal section strength of small eccentric compressive members.
通过优化门型架结构中各构件的截面尺寸,在满足强度要求的条件下达到了减轻结构重量的目的。
By optimizing the cross section sizes of the portal framed structure component, the weight of the portal framed structure had been decreased when it meets the requirement of strength.
由于锆4合金具有低的中子吸收截面,良好的抗腐蚀能力、高强度以及延展性好的特点,被广泛用于压水堆作为核燃料棒的包壳材料。
Zircaloy - 4 is generally used as fuel tubes in pressurized water reactors because of it " s low neutron absorption cross - section, excellent corrosion resistance, good strength and ductility".
钢筋混凝土圆形截面大偏心受压构件的强度计算,一股采用多次试算的方法进行。
Usually an adopting cut-ami-try method is used for calculating strength of the forge eccentric compression members made of reinforced concrete with circular section.
介绍了系统开发的关键技术:模型简化、节点划分、平面图形截面特性的计算、强度计算的算法及分析结果的输出形式。
The key techniques such as model simplification, node division, section feature calculation, strength calculation method and result output format are introduced.
用二阶微拢论计算这一截面,结果表示为核矩阵元和激光电场强度的函数。
The cross sections for such processes are calculated in second order perturbation theory and expressed in term of the intensity of laser radiation and the nuclearmatrix elements.
该Y型刚构为变截面结构,配筋密集,混凝土强度等级高、体积大、输送距离长。
The Y-type rigid frame has diverse section and high percentage of reinforcement, moreover, the concrete is required high strength, big volume, and long distance for pumping.
最终导出了大、小偏心统一,圆、环形截面统一的正截面强度计算公式及方法。
Then the unified formulas for calculating sectional strength of the member are derived which are adaptable to both circular or ring cross section with thrust of big or small eccentricity.
本文用空间有限元理论解决了半径较大、偏心较小的圆截面曲轴强度计算问题。
In this paper, the strength problem is solved for the crank shaft with a big radius circular cross-section and small eccentricity by using spacial finite element method.
当箱型臂截面设计合理且在危险截面处实施局部补强后,可使臂架具有良好的刚度,强度,振动稳定性。
When the box section design boom and a reasonable cross-section are put in danger of partial reinforcement, the arm can have good stiffness, strength, vibration stability.
结合某用钢纤维增强钢丝网混凝土建造的桥梁,进行了钢纤维增强钢丝网混凝土t形梁的正截面强度及裂缝计算。
To counter a bridge constructed with steel fiber reinforced ferroconcrete, the calculation of bending strength and crack of steel fiber reinforced ferroconcrete t beam has been accomplished.
最后,在理论分析、数值模拟及试验验证的基础上,给出了CFRP的强度折减系数值和正截面承载力计算表达式。
Finally, based on theoretical analysis, numerical simulation and test verification, the strength reduction factor and the calculation expression of normal section bearing capacity of CFRP are given.
在此基础上给出了无粘结预应力筋极限应力计算公式和UPPC梁正截面抗弯强度计算方法。
The formula for calculating the ultimate stress of unbonded post tensioning tendons and the calculating method of ultimate flexural strength of UPPC beam Bridges are proposed.
结果表明,钢纤维增强钢丝网混凝土T形梁具有较高的正截面抗弯强度和良好的抗裂性能。
The results show that steel fiber reinforced ferroconcrete t beam possesses high bending strength and excellent crack resistance property.
结果表明,截面配筋指标可综合反映混凝土强度和截面配筋率对受拉钢筋应力水平的影响;
Results indicate that reinforcement index can reflect effects of both concrete strength and reinforcement ratio on the steel stress.
除具有纯滚流特点的S1阀片位置外,缸内气体斜轴涡流运动强度与单边气道截面被遮住的面积成正比。
Lastly, the strength of inclined-axis swirl is directly proportional to the Shadowed area of the single channel except for the S1 valve position where the in-cylinder motion is only tumble.
论述钢筋混凝土结构环形截面及圆形截面受弯构件、偏心受压构件强度计算和强度复核的计算方法。
This paper presented a method of strength calculation and strength check of annular and circular section in flexure and eccentrically compressed component for reinforced concrete structure.
介绍了高强约束混凝土异形截面双向压弯构件承载力的计算方法,计算机分析方法、强度校核法及图表法,可用于工程设计。
This paper introduced calculate methods for non-rectangular confined high-strength concrete columns of load-bearing capacity, which can give reference to engineering design.
介绍了高强约束混凝土异形截面双向压弯构件承载力的计算方法,计算机分析方法、强度校核法及图表法,可用于工程设计。
This paper introduced calculate methods for non-rectangular confined high-strength concrete columns of load-bearing capacity, which can give reference to engineering design.
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