By selecting a group of suitable entrance parameters, a submerged inlet with the trapezoid entrance on the plane surface is designed and verified.
通过选取一组合适的入口参数，设计了一种在平面上具有梯形入口的水下入口，并进行了验证。
This machine should be fixed on a plane surface.
这个机器应该固定在平面上。
Astral plane surface skin: The surface skin of an astral plane.
星体层表皮：一个星体层的表面皮肤。
The outdoor arena is a plane surface surrounded by walls with three levels of balconies on each side.
室外的领域是平面的围墙包围三个层次的阳台，每边。
An optical device that projects a virtual image of an object onto a plane surface, especially for tracing.
一种光学装置，可将物体虚像投影到一平面之上，多用于跟踪。
Moreover Anti slipway, are not stable on sand, because it discusses plane surface exaggeratedly foot pedal.
此外，防滑道建在沙土上不稳定，因为它涉及了平坦表面上的夸张的脚踏（板）。
A plane surface approximation method for image coding and its quad tree scheme are presented in this paper.
该文提出了一种平面逼近图像编码方法及其四叉树实现方案。
The thermal resistances of plane surface and pill surface of silk velvet are tested by thermal meter of type ASTM.
用平板型保暖仪测量丝绒织物光面和绒面接触热阻的差异。
Analyzes singular points of prey-predator system and proves that the system hasn't limit cycle on whole plane surface.
对一类生物系统的奇点进行分析，并证明在整个平面上该系统不存在极限环。
It goes the same with milling processing for plane surface. It is for horizontal movement processing without limitation on processing width.
平面滚光工具与立铣加工方式相同，横向移动加工，无加工宽度限制，工具须装夹在铣床上使用。
Indicating the temperature when the saturation water vapor in the air reaches the saturation state and generates liquid water on the plane surface.
是指空气中饱和水汽达到饱和状态并在平面表面产生纯液态水时的温度。
The study of this dissertation analyses the focus system technology, which is the key technology of curve plane surface lithographic fabrication techniques.
本文重点讨论了曲面光刻的关键技术——自动调焦系统，并对曲面工艺及光刻线条进行实验分析。
Then by selecting a group of suitable entrance parameters, a submerged inlet with the trapezoid entrance on the plane surface is designed and verified by wind tunnel tests.
在此基础上，选择一组口面参数设计了一梯形进口的平面埋入式进气道方案，并进行了高速风洞试验验证。
This machine changes the intrinsic grinding machine structure Its body and ground plank are an integral whole . So when fixing . it can be located on a plane surface only once.
节能球磨机改变了原有的磨机结构，是机体、底架一体化，安装时可一次性吊放在基础平面上。
The company possesses special manufacturing technologies for high-precision grinding and polishing machine for plane surface, spherical surface, curved surface and semi-cylinder.
公司拥有高精度系列平面、球面、曲面、半柱面等研磨抛光设备的高抛、低抛、双面抛专业生产技术。
She watches him plane the surface of a walnut board.
她看着他刨一块胡桃木板。
Flux looks quite different in the plane and in space because, in the plane, it is just another kind of line integral, while in space it is a surface integral.
平面中的通量和空间中的通量有很大区别，在平面中，通量仅仅是线积分的另一种形式，而在空间中，它表现为曲面积分。
Maps (on paper or on the screen) are flat surfaces; they require a transformation from the curved surface of the earth to the flat plane: a map projection.
纸上或屏幕上的地图是平面的；它们需要从地球的曲面向平面进行转换：地图投影。
Now, if I have two lines tangent to the surface, well, then together they determine for me the tangent plane to the surface. Let's try to see how that works.
现在，假设曲面上有两条相交切线，那么这两条切线可以确定一个切平面，我们来看看这个平面是怎么搞出来的。
Now, this has to stop somewhere. I can start claiming that I can somehow bend my coordinates to a plane, any surface is flat.
现在必须得停一下了，之前说到的，可以通过把坐标系变换到某平面上，那些曲面都是平的。
The Earth's axis of rotation is tilted in relation to the ecliptic plane, an imaginary surface through Earth's orbit around the sun.
地球的自转轴与黄道面呈一定角度。黄道面是地球公转轨道所在的一个假想平面。
Well, that means the gradient is actually perpendicular to the tangent plane or to the surface at this point.
那意味着，梯度向量在这点上，垂直于切平面或者是等值面。
And, at this point, I have the tangent plane to the level surface OK, so this is tangent plane to the level.
在这点上，我们有一个切于等值面的切面，这就是等值面的切平面。
But, it's really, if you think about it, you will see it's really the plane that's approximating the surface in the best way that you can at this given point.
但是事实上它就是，如果你考虑一下的话，就是在给定点上的，最好的近似曲面的平面。
OK, and that's going to be the normal vector to the surface or to the tangent plane.
这就是切平面的，或者说这个曲面的法向量。
Being perpendicular to the surface means that you are perpendicular to its tangent plane.
垂直于曲面也意味着垂直于它的切平面，垂直于曲面也意味着垂直于它的切平面。
Let's say that my surface is just a slanted plane.
比如说我们的曲面就是一个倾斜的平面。
What kind of surface is that? It's a plane.
这个是个什么面？，这是一个平面。
Well, for example,if our surface is a plane, a slanted plane given by some equation, ax by cz = d.
比如说，假如我们的曲面是一个平面，由公式ax+by+cz=d给出的，一个倾斜的平面。
Fire up those 3-d SDL libraries, map the drawing surface onto a plane, and you can have full-motion video as an aspect of your 3-d world.
利用那些3dsdl库，可以将绘制表面映射到一个平面，并让运动视频成为3d环境中的一个面。
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