1) Revolutionary surface envelope
回转面包络
2) envelope of echo
回波包络
1.
This paper introduces an ultrasonic ranging method based on analyzing the envelope of echo.
介绍了一种基于回波包络分析的高精度超声波测距方法。
3) enveloping regression
包络回归
1.
With the help of many design institutes,data of domestic turbines has been collected,then the method of enveloping regression is chosen,and the rule between the specific speed of turbine and the rated head is analyzed.
从近年国内研制及使用的水轮机资料中,采用包络回归分析法分析了比转速和额定水头间的规律,通过多种回归模型的计算分析得出了相应的统计公式。
4) inner envelope rotor flank
内包络线转子工作面
5) enveloping surface
包络面
1.
An automatic generating method for enveloping surface with ObjectARX;
利用ObjectARX实现包络面的自动生成
2.
The surface equation of metallic spiral casing was obtained by applying the enveloping surface theory.
利用包络理论，将水电站金属蜗壳曲面视为变径球面族的包络面，导出金属蜗壳曲面的理论方程。
3.
the equation of the enveloping surface is given.
讨论了二阶曲面的单参数切锥族的表示方法,导出了单参数切锥族的包络面的方程。
6) envelope surface
包络面
1.
This paper presented a method to solve the problems about five-axis NC machining interference,in which the intersections between the machining cutter movement envelope surface and the CAD model surface were calculated to realize the judgment and check of the interference in the movement of cutter,and then generated interfer-free cutter path.
利用刀具刃口回转面在两刀位点间运动形成的包络面方程与CAD模型面求交来实现五轴NC加工中干涉的判断与检验,依据检验结果对干涉进行处理,从而避免实际加工时干涉的发生。
2.
It was well known that the groove surface was the section of machining cutter movement envelope surface.
沟槽型面是刀具刃口回转面在空间运动形成的包络面的一部分,因此推导包络面的解析方程成为解决问题的关键。
3.
The definition of broad sense normal vector is presented and the formula of end cutter envelope surface is given based on it.
文中提出了广义法矢的概念 ,并基于此定义推出了圆柱端铣刀的包络面计算公式 ,给出了包络面的离散误差控制方法 。
补充资料：络络
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参考词条