1、

research on the static response of tie on continuous elastic grade beam

基于连续弹性地基梁的轨枕静力响应研究

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2、

An Inverse Analysis Method of Inner Force Field Hypoelastic Parabola Beam of Grade Zero under Constant Velocity Field

定常速度场假定下零级次弹性抛物柱体内力场的逆解法分析

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3、

In recent years, developing completely along with high grade highway and stereoscopic transportation in cities, bridge development has entered the unprecedented high tide period. Among them the box girder occupies important position in developments of the long-span PC beam bridge with its good section-form.

公路及城市立体交通的全面发展,桥梁建设进入了前所未有的高潮时期,其中箱型梁以其优良的截面形式在大跨度PC梁桥建设中占有极重要的地位。

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4、

Using the NACE standard bent-beam test, sulfide stress corrosion cracking ( SSCC) of different types microstructure in X70 grade pipeline steel with different types of microstructure was investigated.

随着国产X70管线钢在西气东输工程中的应用,国产高强度管线钢硫化物应力腐蚀开裂(SSCC)性能研究显得尤为重要。

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5、

The nonlinear coupled differential equations of dimensionless beam width parameters of two Gaussian optical beams with orthogonal polarization in a family of Kerr-law nonlinear reversal parabolic graded-index rod lenses are derived by using a variational approach based on the scalar Maxwell's equations and then solved.

从标量麦克斯韦方程出发,对一类克尔非线性倒抛物型梯度折射率棒透镜中两正交极化高斯光束,用变分法推导出并求解了无量纲束宽参量的非线性耦合微分方程。

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6、

design of low height large hole slab beam for a grade separation bridge

海宁文苑路立交低高度大孔板梁设计

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