推导的例句大全

Based on the radial transient flow equation and the superposition principle, a corrected formula for calculating the unstabilized and stabilized binomial equation is obtained by analyzing the whole procedure of the modified isochronal test.

根据气井早期不稳定渗流理论和渗流叠加原理，对修正等时试井的全过程进行理论分析，推导出确定不稳定及稳定二项式产能方程的校正公式。

In the paper, on the basis of the binomial productivity general formula, the change law of the binomial coefficient "B" is theoretically derived in consideration of the investigation radius and its corresponding permeability change.

文章基于气井二项式产能方程通式，考虑探测半径及对应渗透率的变化，从理论上推导了二项式系数B的变化规律。

In virtue of the wave solution of plastic dynamic response of plate and the dynamic fracture theory, the critical blasting charge was derived theoretically when onset of initial circumferential crack namely critical damage happened in thin plate subjected to explosions.

应用塑性动力响应波动解及动态断裂理论，从理论上推导了薄钢板在爆炸冲击载荷作用下产生初始环向裂纹即发生临界破坏时的装药量，并得出板的临界位移理论表达式。

An analysis is made in the paper, on the forces acted on particles on screen surface, from which the formular for calculation of screen mesh blinding particles is derived.

文章对振动筛筛面上物料颗料受力情况进行了分析，推导出了堵孔颗粒的计算公式，提出了减少堵孔颗粒的有效方法。

A new mathematical model for double-bridge converter is presented, by means of the Boolean variable.

利用布尔交量推导出了双桥换流器一种新的数学模型。

The moment of magnetic force acted on a coil carrying current in uniform magnetic field

匀强磁场对刚性载流线圈磁力矩公式的一般推导

Based on the time concepts of falling speed of preliminarily crushed materials and roll ′ s pressing on materials, the formula for roll press can be derived from that of conven-tional roll crushers.

因此应用粗碎物料的下落和辊子挤压物料的时间概念，能够从辊式破碎机的转速推导出棍压机的转速公式。根据辊式破碎机的生产资料。

First, we establish the data items of variational optic flow computation, which can effectively calculate optic flow under six cases, such as brightness constancy assumption, brightness gradient constancy assumption and brightness divergence constancy assumption and so on.

首先建立了变分光流计算的数据项，能有效地计算光亮度不变、光亮度梯度不变、光亮度散度不变等假设前提下光流场计算的6种情形，推导了数据项设计的策略和方法。

Then , the collinearity equation was transformed by the runway line and the image line equations coefficients.

依据摄像机共线方程,推导出了无人机位姿与跑道的世界坐标方程系数及像直线方程系数的关系.

This paper presents a mathematical model of the divided-winding-rotor synchronous generator.

本文推导了具有分裂绕组转子的同步发电机的数学模型.

The model was translated into linear programming through mathematical deduction.

利用数学推导,将所建的原始优化模型转化成线性规划问题.

A general solution for stress distribution around rectangle holes in anisotropic elastic plates is presented.

推导了各向异性平面弹性体中矩形孔洞边缘的应力分布公式并给出了数值计算结果.

List comprehensions provide a concise way to create lists from sequences.

列表推导式提供了从序列创建列表的简单途径。

It is very similar to listing comprehensions in Python, if you are familiar with Python.

如果对Python十分熟悉，不难发现它非常类似于Python内的列表推导式（listing comprehension）。

The deduction of the helix plane equation in molecule and the common applying of dihedral angle

分子中螺旋平面方程的推导与二面角的一般应用

Based on Lorentz ′ s three dimensional power formula, an equation is formulated of movement of four dimensional electric charge in electromagnetic field for the formula to better describe the movement of electric charge under the theory of relativity.

本文从三度形式的洛仑兹力公式出发，推导出四度形式的电荷在电磁场中的运动方程，使洛仑兹力公式能够在相对论情况下很好地描述电荷的运动情况。

The dimensionless function of water surface and the formula to determine the water distribution uniformity for the distributing trough of sedimentation tank have been deduced on the basis of hydraulic principle. Also the hydraulic design process of the distributing trough was proposed.

本文根据水力学原理，推导出配水槽水面线的无量纲公式和配水均匀度公式，并给出了沉淀池配水槽的水力设计方法。

Thus, Calculating the critical rotational speed of the helix ditching machine.

由此，推导出立轴柱形变螺距螺旋开沟机的临界转速。

Magnetic Maxwell stress tensor is derived by use of vector, dyadic and tensor operation, and the computing theory& method of the suspension force on the permanent magnetic bearing is developed and perfected according to Maxwell stress tensor.

利用并矢、矢量和张量运算理论推导出Maxwell磁场张量，发展和完善了基于Maxwell磁场张量的永磁轴承悬浮力计算的理论和方法。

A mathematical model of transient electric field is deduced, which takes dielectric polarization loss and displacement current into account.

推导出了考虑介质极化损耗和位移电流情况下暂态电场计算的数学模型。