In coming 20 years, 90% what predict only channel and double passageway plane will hold consign of Middle East new aircraft to measure, branch line plane is held only 3%.
未来二十年中,预计单通道和双通道飞机将占据中东新飞机交付量的90%,支线飞机占据仅3%。
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。
But another place where this comes up, if you remember what we did in the plane, curl also came up when we tried to convert line integrals into double integrals.
除了这些,旋度还有一个用处,如果你还记得,我们讨论平面的时候,当把线积分转换成二重积分的时候。
In the line integral in the plane, you had two variables that you reduced to one by figuring out what the curve was.
在平面上的线积分中,有两个变量,可以通过了解曲线的形成规律,从而去掉一个变量。
So, you see that's actually a pretty easy way of finding where a line on the plane intersects each other.
可以看出来,这实际上很容易找出,一条直线和一个平面的交点。
This image captures a momentary line-up looking out along this fundamental plane of our solar system.
这幅图片从黄道平面的视角捕捉到地球、月球和太阳排成一条直线的瞬间画面。
So, indeed our line could have been parallel to the plane or maybe even contained in the plane.
实际上,此时直线平行于平面,或者就在平面之上。
It's the dot product between the normal vector of a plane and the vector along the line.
这是平面法向量,和沿直线向量的点积。
Two plus t will be two and a half of five halves, So, this is where the line intersects the plane.
2 +t得到2。,这就是直线与平面的交点了。
So, let's say that we take still the same line up there, x+2y+4z=7 and let's consider the plane with the equation x+2y+4z = 7.
我们还是看之前的那条直线,同时考虑平面。
Stealth aircraft rely on shapes that prevent radar waves from bouncing back to their sources and on materials that absorb radar energy (stealth-plane time line).
隐形飞机依赖其外形来逃避雷达,这种外形能避免雷达波从机体资源上反射信号、且含有能吸收雷达能量的物质。
OK, so that's what would tell you that the line is actually parallel to the plane.
也就是说直线,实际上是平行于平面的。
Line detection algorithm based on random sample theory make the plane measurement more precise and quicker.
基于随机采样理论的直线检测算法使得平面测量更为精确、快速。
The bright horizontal line running the full length of the image is the galaxy's main disc - the plane in which the Sun and the Earth also reside.
贯穿整张图片的明亮水平线是银河系的主盘,太阳和地球就处于其中。
Surface is a kind of space can be defined three-dimensional formation, surface or plane space is the two forms of the line body.
面体是一种可以对空间进行限定的立体构成方式,曲面或平面空间是线体的两种体现形式。
Three dimensional form plane line called the line body, characteristic line body includes not only the plane all the lines, but also has its own unique form.
平面线条的三维化形式称为线体,线体不仅包含平面线全部的特征,而且的还拥有自身独特的形式。
Perpendicularity - is the condition of a surface, axis, or line, which is 90 deg. From a datum plane or a datum axis.
垂直度-条件是表面,轴,或线,这是90度的基准平面或基准轴。
Thee students asked:can we make a projection line to the Equator line on a plane?
同学们又问了:我们可以在这个切面上做一个到赤道线的垂线吗?
And scanning line algorithm is used for the first time in displaying the plane and space isogram and nephogram.
首次将扫描线算法用于平面和空间等值线图和彩色云图的显示。
Hard to calculate all teachers and students love everlasting, addition, subtraction, multiplication, and division, the body of point, line and plane is finished package? Happy teachers' day!
师生情天长地久,加减乘除难算尽,点线面体又岂包完?祝教师节快乐!
This paper describes a new type of microwave hybrid junction for coaxial-line to H-plane rectangular waveguides transducer.
本文描述一种新型微波混合接头——同轴线到三个H 面波导臂的变换器。
Since all of the line work elements were separated and grouped in the previous PSD file, it was easy to make adjustments and extend the ground plane elements to the Old State House.
因为以前的PSD文件里所有的线条元素被分开重组,这样就很容易调整和扩展地平面元素到老州议会大厦建筑。
If the parting line cannot be on a single plane, then it is good practice to use symmetry of the design to minimize the side thrust forces.
如果分模面不能在单一平面,利用设计的对称性来减小侧向推力不失为一种好方法。
The Angle between a linear feature and a horizontal line in a vertical plane containing both lines.
一个直立的平面内介于一线性特征与一条水平线之间的角度。
The entire design drawing emphasizes the natural combination of point, line and plane. There are exquisite details hidden in simple shape, and primitive simplicity in modern and fashionable design.
整体设计构图,讲究点、线面的浑然天成,一气呵成,简约造型之中又随处可见精雕细刻之痕;于现代时尚之中,隐藏古朴酣畅之美。
Daddy will take our luggage out of the overhead compartment. Let's wait in line to get off the plane. Be patient and don't push.
爸爸会把我们的行李从行李架上取下来。咱们排队下飞机。耐心点儿,别往前挤。
Daddy will take our luggage out of the overhead compartment. Let's wait in line to get off the plane. Be patient and don't push.
爸爸会把我们的行李从行李架上取下来。咱们排队下飞机。耐心点儿,别往前挤。
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