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。
On Friday, after three weeks in space, Kiah and Rilla finished work and left Ship OM-45 on a space plane to Kisangani.
这是个星期五,凯和瑞拉已经在太空飞行了三周。他们结束了工作,离开OM - 45号宇宙飞船,乘航天飞机飞往基桑加尼。
Just to remind you, a vector field in space is just the same thing as in the plane.
提醒大家,空间中的向量场与平面中的相同。
"When you lie on the floor of an aircraft, you notice a lot of unused space above you," he says. "Even when you're sitting in a plane, there's all this unused empty space above you."
他补充道,当你坐在飞机上时,这些未被利用的空间就在你的头顶。
In case you have seen flux in physics, probably you have seen flux in space, and we are going to come to that in a couple of weeks, but for now we are still doing everything in the plane.
你们应该在物理学里面见到过“通量”了,也许还有人在空间里面遇到过,我们会在接下来的几个星期里学习“通量”,但现在还只限制在平面上。
In 1949, Mr. Qian wrote a proposal for a winged space plane that the magazine Aviation Week and space Technology, in 2007, called an inspiration for research that led to NASA's space shuttle.
1949年,钱先生撰写了一篇有关有翼航天飞机的建议书,《航空周刊与空间技术》杂志2007年称该建议书启发了美国宇航局开展航天飞机研究。
Say that I give you an ellipse in space as maybe the more, well, one exciting way to parameterize an ellipse in space is maybe the intersection of a cylinder with a slanted plane.
给定一个空间里的椭圆曲线,一个来参数化这曲线的有趣示例是,表示为圆柱体与斜面的相交部分。
Qian wrote a proposal for a winged space plane that the magazine Aviation Week and Space Technology, in 2007, called an inspiration for research that led to NASA's space shuttle.
1949年,钱先生撰写了一篇有关有翼航天飞机的建议书,《航空周刊与空间技术》杂志2007年称该建议书启发了美国宇航局开展航天飞机研究。
And NASA used a plane and a Pegasus rocket to launch a satellite. The satellite will observe the sun, in hopes of improving space weather forecasting.
美国国家航空和宇宙航行局利用一架飞机和一枚飞马火箭发射了一枚卫星。这枚卫星将要探测太阳,并有望提高太空天气预测能力。
On the basis of obstruction information on a routing plane, this router has a high efficiency in time and and space by using the heuristic technique in artificial intelligence.
这个算法以布线平面上的障碍信息为基础,采用了人工智能中的启发式搜索技术,时空效率很高。
Phase functions for fibrous layer are obtained for two types of fiber orientation:randomly oriented in space and randomly oriented in a plane parallel to the boundary surfaces of the layer.
前言:针对纤维层中两种典型的纤维排列求得其相函数:纤维在空间随机排列和平行于边界面的平面上随机排列。
An analytical series solution for dynamic stress concentration of lined cavities in a half space under incident plane SV waves was given by using wave function expansion method.
采用波函数展开法给出了半空间中衬砌洞室群在平面SV波入射下动应力集中问题的一个级数解析解。
Through the method in which a plane in space can be determined by normal and normal plane, the complicated problems in space geometry can be imaged into the problems in plane geometry.
用法线和法线平面确定空间平面位置的方法,将复杂的空间几何问题简化为平面几何问题。
This paper first presents the homography between a plane in the scene and a plane of the image, and the absolute conic in space under an affine coordinates.
给出仿射坐标系下场景中平面与像平面的单应关系、绝对二次曲线及其图像的表示。
This paper presents one kind of numerical method of tunnel engineering and discusses a numerical method for finding the intersection of curved surface and plane in space and its application.
给出了隧道工程的一类数值方法。讨论了求空间曲面与空间平面交线的一种数值方法及其应用。
At the same time it seems almost congealed onto the flat plane of everyday life, every thing has suddenly come to a halt, and is floating in space.
时间仿佛凝固在一个日常生活的平面上,一切都突然静止,漂浮在空气中。
I was aiming at disturbing our awareness of space in the movement from the three-dimensional to a plane and back again. t.
我主要目的是通过影像的运转和反运转来打破人们对三维空间的认识。
The radiation emitted by a time-harmonic elementary current in the magnetized electron plasma half-space, bounded by an ideal electric plane, is investigated using an exact formulation.
对基本时谐电流在磁化等离子体半空间的辐射进行了严格分析。
The radiation emitted by a time-harmonic elementary current in the magnetized electron plasma half-space, bounded by an ideal electric plane, is investigated using an exact formulation.
对基本时谐电流在磁化等离子体半空间的辐射进行了严格分析。
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