次曲面

Web Definition

1.
Movi ng Second Pol ynomi al Surface
...rbol i c Surface） 及移动二阶多项次曲面（Movi ng Second Pol ynomi al Surface） 等四种方法。
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Definition:
AllAll,Movi ng Second Pol ynomi al SurfaceMovi ng Second Pol ynomi al Surface
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard
1.
Then, on this basement, the method of calculating the control vertex and weights was given while representing quadric surfaces using NURBS.
在此基础上给出了二次曲面进行NURBS表示时控制顶点和权因子的计算方法。
zài cǐ jī chǔ shàng gěi chū le èr cì qū miàn jìn xíng NURBS biǎo shì shí kòng zhì dǐng diǎn hé quán yīn zǐ de jì suàn fāng fǎ 。
www.ceps.com.tw
2.
Quadric reflectors have only one pair ideal conjugate pointses, and axial mirror have a pair of approximately conjugate area .
二次曲面的反射系统只有一对理想共轭点，在傍轴条件下，有一对准共轭区。
èr cì qū miàn de fǎn shè xì tǒng zhǐ yǒu yí duì lǐ xiǎng gòng è diǎn , zài bàng zhóu tiáo jiàn xià , yǒu yī duì zhǔn gòng è qū 。
www.dictall.com
3.
The conicoid model(CFM) is the best model for transforming GPS height in the engineering practice, but there is no proof in theory.
在工程实践中，二次曲面模型在GPS高程转换过程中为较优的模型，可以达到三四等水准的要求，但没有在理论上得到阐述。
zài gōng chéng shí jiàn zhōng , èr cì qū miàn mó xíng zài GPS gāo chéng zhuǎn huàn guò chéng zhōng wèi jiào yōu de mó xíng , kě yǐ dá dào sān sì děng shuǐ zhǔn de yāo qiú , dàn méi yǒu zài lǐ lùn shàng dé dào chǎn shù 。
www.showxiu.com
4.
Extracting quadric surface from measured data is an important problem in reverse engineering of mechanical parts.
在机械产品的逆向工程中，针对测量数据提取常用二次曲面是非常重要的。
zài jī xiè chǎn pǐn de nì xiàng gōng chéng zhōng , zhēn duì cè liáng shù jù tí qǔ cháng yòng èr cì qū miàn shì fēi cháng zhòng yào de 。
www.ceps.com.tw
5.
Using geometric method, the mathematic model of grinding quadratic surface with cup wheel and the trace of the cup wheel are derived.
运用几何方法，推导了杯形砂轮铣磨二次曲面的数学模型和砂轮轨迹的计算公式。
yùn yòng jǐ hé fāng fǎ , tuī dǎo le bēi xíng shā lún xǐ mó èr cì qū miàn de shù xué mó xíng hé shā lún guǐ jì de jì suàn gōng shì 。
www.dictall.com
6.
At last, the commonly methods and steps for represention quadric surfaces using NURBS was find.
最后总结出了二次曲面进行NURBS表示的一般方法和步骤。
zuì hòu zǒng jié chū le èr cì qū miàn jìn xíng NURBS biǎo shì de yì bān fāng fǎ hé bù zhòu 。
www.ceps.com.tw
7.
Conic sections and quadric surfaces .
二次曲线与二次曲面。
èr cì qū xiàn yǔ èr cì qū miàn 。
www.bing.com
8.
This paper proposes for the first time to use genetic algorithm based on real-number-coding to extract quadric surface.
首次提出利用基于实数编码的遗传算法针对离散数据点进行二次曲面提取。
shǒu cì tí chū lì yòng jī yú shí shù biān mǎ de yí chuán suàn fǎ zhēn duì lí sàn shù jù diǎn jìn xíng èr cì qū miàn tí qǔ 。
www.ceps.com.tw
9.
Inner point and exterior point of a quadric and its plane of the type of contact plane
二次曲面的内、外点及切平面型平面
èr cì qū miàn de nèi 、 wài diǎn jí qiē píng miàn xíng píng miàn
www.ilib.cn
10.
Diagrammatizing determinant theorem and its drawing application for intersection points of two conicoids
两二次曲面表面相交交点可图解判定定理及在图示两二次曲面交线中的应用
liǎng èr cì qū miàn biǎo miàn xiāng jiāo jiāo diǎn kě tú jiě pàn dìng dìng lǐ jí zài tú shì liǎng èr cì qū miàn jiāo xiàn zhōng de yìng yòng
www.ilib.cn