Toolsetting and installing of coordinate system of workpieces are important tasks while machining numerically controlled machines.

数控机床加工时,对刀及工件坐标系的设定是一项重要工作。

A three-dimensional numerical model is developed to simulate reaeration in rivers using a body-fitted coordinate system .

本文建立了适体坐标系下的河流三维复氧数学模型。

In the engineering survey in current electric power, several kinds of coordinate system and elevation in common use and their mutual matrixing relation are introduced.

本文介绍前电力工程测量中常用的几种坐标系和高程系及其相互换算关系。

A hail cloud model that is two dimensional elastic non-hydrostatic, uses a terrain-following coordinate system and includes double parameters for ice phase microphysics, has been developed.

建立了一个适用于复杂地形的冰雹云模式。模式是二维、弹性、非静力、采用地形跟随坐标、包含双变参数冰相微程参数化。