查询词典 rectangular projection

The substance of this method is that,when oil and gas production starts declining,square root of annual oil production and accumulated oil production is a declining straight line in rectangular coordinate.

方法的实质是：油气藏产量出现递减之后，年产油量的平方根与累计产油量在直角坐标中是一条下降的直线。

Samuel drew a square of length 5 on the rectangular coordinate plane.

小杰在直角坐标平面上画了一个边长为5的正方形。

"Of or relating to the coordinate system, or to any of three coordinates in it, formed by two polar coordinates in a plane and a rectangular coordinate measured perpendicularly from the plane."

"坐标系的，或者与坐标系有关的，或坐标产生三条坐柱中的任一个的，这个坐标系由一个平面上的两个极线坐标和一个平面上垂直测量的直角坐标形成。"

The former applies to those situations that the formulas of two projections are simple and easy to find out the direct relation of the plane rectangular coordinate.

数值变换法应用范围较广，它可以避开较复杂的投影坐标公式的反解问题，求出两个不同投影平面场上点的对应关系。

, the motion of a particle is referred to by a rectangular coordinate system.

在图6-1中，质点的运动是用直角坐标系来描述的。

The bending of rectangular plate is divided into the generalized statically determinate bending and the generalized statically indeterminate bending based on the analysis of the completeness of calculating condition at the corner point.

在分析角点求解条件完备性的基础上将矩形板弯曲划分为广义静定问题和广义超静定问题。

The bending of rectangular plate is divided into the generalized statically determinate bending and the generalized statically indeterminate bending based on the analysis of the completeness of calculating condition at the corner point. The former can be solved directly by the equilibrium differential equation and the boundary conditions of four edges of the plate.

在分析角点求解条件完备性的基础上将矩形板弯曲划分为广义静定问题和广义超静定问题，广义静定弯曲可以由板的平衡微分方程及四边边界条件直接求解，广义超静定弯曲可以由叠加法求解。

The dispersive characteristic in the rectangular corrugation overmoded slow wave structure and analysis on its single mode operation.

矩形波纹过模周期慢波结构色散特性及其单模工作分析；。

We proposed and proved three theorems through which the theoretical formula of cosine transform spectrum of gravity anomalies of the point mass and the vertical rectangular-cylinder was deduced in order to obtain the general equation of gravity anomalies.

为获得重力异常余弦变换谱的通式，提出并证明了3个定理；利用它们推导了点质量和直立矩形柱体的重力异常余弦变换谱理论公式，同时给出了重力异常余弦变换谱通式。

The theoretical solution of eigenfrequencies and vibration models of rectangular thin plate on foundation with completely free boundary was derived by the double finite cosine integral transform method. In the analytical process, the elastic foundation was regarded as Winkler foundation model.

将弹性地基以Winkler模型模拟，利用双重有限余弦积分变换的方法推导出了弹性地基上四边自由矩形薄板的固有频率和振型的解析解表达式。

Pachomius manual labour was organized as an essential part of the monastic life; and since it is a principle of the monks as distinguished from the mendicants, that the body shall be self-supporting, external work of one sort or another has been an inevitable part of the life ever since.

根据圣pachomius体力劳动组织作为一个重要组成部分寺院生活；以来，这是一个原则的和尚，作为有别于乞丐，该机构应自支撑，对外工作的这种或那种已一个必然的一部分，生活至今。

In order to study the effects of parametrical rolling on the ship movement and tilts, in allusion to ship's navigating in regular following waves, the equation of ship rolling motion is transformed into normal Mathieu equation by proper variable replacement when strong parametrical excitation in restoring moment varied according to sine or cosine wave.

为研究参数横摇对船舶运动和倾覆的影响，通过对船在规则波上随浪航行时，恢复力矩中出现的1个以正余弦规律变化的强参数激励项进行适当的变量置换，将船舶的横摇运动方程转换成标准形式的Mathieu方程。