1、

The formula for calculating the axial stress of casing was discussed with theoretic deduction and calculation methods.

采用理论推导和计算方法,对套管轴向应力计算公式进行了讨论。

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2、

The hydrodynamic governing equation was derived based on the average flow model of Patir-Cheng and the contact factor of Weibull asperity height distribution.

推导出摩擦副的流体润滑控制方程,将复杂的啮合过程映射到一维润滑问题下进行求解。

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3、
4、

Calculating formula has been inferred. We minimum average error method to attain best gear distributed rate and to calculate minimum error.

推导了用最小平均误差法获得最佳配齿及误差的计算公式。

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5、

Remove all type arguments from your calling code and let the compiler attempt to do type inference.

从调用代码中移除所有类型参数,并让编译器尝试进行类型推导。

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7、

The Nitrogen content distribution model of high temperature Nitriding can be inferred from atomic diffuse theory and Nitrogen layer hardness test result.

结合渗氮层硬度测试结果及原子扩散理论,推导出了无镍双相不锈钢高温渗氮层中氮含量的分布模型。

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8、

This paper analyses and calculates water coal in theory, makes out pressure date calculation formulas about water coal at discretion depth in bunker, provide theory thereunder about intensity and stiffness calculation of devices of water coal.

从理论上对水煤进行静力分析计算,推导出水煤在煤仓任意深度点的压力值计算公式,为水煤设备设计的强度及刚度计算提供理论依据。

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9、
10、

Vibration response distributions of single ring stiffened cylindrical shell and multi-ring stiffened cylindrical shell are studied.

研究了单筋圆柱壳体表面的振动响应分布,推导了多筋圆柱壳体表面的振动响应计算公式.

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11、

Derivation for Explicit Function of Asphalt Pavement Structure and Study on Structural Reliability

沥青路面显式功能函数的推导及其可靠度分析

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12、

The whole mathematic calculation process in cooked sausage design was expatiated through a practical example.

通过具体案例阐述了解方程法在熏煮香肠配方设计中的应用,并推导了整个计算过程.

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13、

The author also studies the relationship between internally closed uniform bound and internally closed uniform convergence.

在论证过程中充分利用了解析函数的性质,系统推导了内闭一致有界与内闭一致收敛的关系.

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14、

This paper start from the analysis of the stress in the centerless grinding process, deducing the stable grinding conditions of the workpiece in different circumstances, and then the stable grinding area chart are drawn.

论文首先分析了无心磨削过程中工件的受力情况,推导出工件在各种情况下的稳定磨削条件,并绘制了稳定磨削区域图。

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15、

Using MatLab software for deducing safety factor of point shearing resistance on the arch abutment space

利用MatLab软件推导拱座空间点抗剪安全系数

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16、
17、

The vacuum effect on diffractive/ refractive hybrid apochromatic optical system has been studied for the first time, the formula of the pressure corresponding to the effect of image plane is deduced.

首次研究了空间真空环境对衍/折射混合复消色差光学系统的影响,推导了压力变化对衍/折混合光学系统像面漂移的公式。

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18、

Based on the limit equilibrium theory and the hypothesis of planar sliding surface, a formula for calculating the angle of shear failure was deduced considering cohesion and cut slope angle.

基于极限平衡理论及平面滑裂面假定,在考虑土黏聚力及放坡角度的基础上,推导了平面滑裂面剪切破坏角的数学表达式。

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19、

This text introduces the accurate calculation formula on the equivalent friction coefficient of V& belt drive according to Euler formula and a new Parameter-the direction angle of friction was brought in.

本文通过推导V带欧拉公式给出了计算V带传动当量摩擦系数的准确公式。并在公式中引入了一个新的参数&摩擦力方向角。

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20、

Mathematical formulas are derived comprehensively and systematically for the profile coordinate, pressure angle and radius of curvature of the cylindrical cam with an oscillating roller follower.

推导了摆动滚子从动件圆柱凸轮廓线、压力角及廓线曲率半径方程,讨论了该种凸轮机构在各种运转情况下与之相适用的方程。

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