When a surface is perpendicular to the rays, their intensity is at its maximum.
当表面与射线垂直时，射线的强度最大。
From a food safety standpoint if you have millions or more bacteria on a surface, 0.1% is still enough to make you sick.
从食品安全的角度来看，如果食物表面有数百万或更多的细菌，食用0.1%也足以让你生病。
From a food safety standpoint, if you have millions or more bacteria on a surface, 0.1% is still enough to make you sick.
从食品安全的角度来看，如果表面有数百万或更多的细菌，其中0.1%的量就足以让你生病。
From a food safety standpoint, if you have millions or more bacteria on a surface,0. 1% is still enough to make you sick.
从食品安全的角度来看，如果一个东西表面上有数百万或更多的细菌，那它们当中的0.1%都足够让你生病了。
The surface mark of an established plume is a hot spot—an isolated region of volcanoes and uplifted terrain located far from the edge of a surface plate.
一个已形成的烟羽的表面标志是一个热点——一个远离表面板块边缘的火山和隆起地形的孤立区域。
Canadian geophysicist Tuzo Wilson realized that this age progression could result if the islands were formed on a surface plate moving over a fixed volcanic source in the interior.
加拿大地球物理学家 Tuzo Wilson意识到，如果一块在内部固定火山源上移动的表面板块形成了岛屿，就会导致岛屿年龄增加。
The impact of raindrops on the loose soil tends to transfer fine clay particles into the tiniest soil spaces, sealing them and producing a surface that allows very little water penetration.
降水往往会把细小的粘土颗粒转移到土壤的最微小的空隙中，使这些空隙变得封闭，从而形成了一种几乎不允许任何水分渗透下来的表层土壤。
A fingerprint is formed when a finger touches a surface.
当手指接触一个表面时就形成了指纹。
If the former are greater, the lake is a surface-water-dominated lake; if the latter, it is a seepage-dominated lake.
如果前者较大，这个湖就是一个以表层水为主的湖泊；如果是后者，则是一个以渗漏为主的湖泊。
He planed away the irregularities on a surface.
他把表面上不平的地方刨掉了。
s Let's say that we have a vector field and s, a surface in space.
假设空间中存在一个向量场和一个曲面。
And instead I will want to reduce things to a surface integral.
相反，我想要把它变成面积分。
So, in fact, this is called choosing an orientation of a surface.
事实上，这就是所谓的确定曲面定向的过程。
In the three-dimensional space, flux will be measured through a surface.
在三维空间中，通量由流体所通过的表面来度量。
See, I want a surface that stops on this curve, and doesn't go beyond it.
我想要一个落在这条曲线上的曲面，但是不超过这条曲线。
Now, if we are in space then you take flux for a surface, not for a curve.
如果是在空间中，考虑的就是曲面，而非曲线。
Whenever you do a surface integral for flux you have two parts of the story.
每当做通量的曲面积分时，你要做两件事。
Syncytin started as a surface protein on retroviruses that fused them to cells.
合胞体蛋白开始作为一种逆转录病毒表面蛋白，帮助病毒和细胞融合。
The largest human organ is the skin, with a surface area of about 25 square feet.
最大的人体器官是皮肤，其表面积约有25平方英尺(2.32平方米)。
Then they injected the mice with macrophages lacking a surface protein called TLR4.
然后他们用缺乏一种TLR4表面蛋白的巨噬细胞注射小鼠。
This relates a line integral for one field to a surface integral from another field.
这把一个向量场的线积分，和另外一个向量场的曲面积分联系起来。
They're looking at how they can control air flow just by changing the texture of a surface.
他们正在寻求仅通过改变表面纹理来控制气流的方法。
Can I find a surface that's bounded by this loop and that does not pass through the origin?
能找到一个以该环路为界，且不经过原点的曲面吗？
These shapes have proved to be the most effective in preventing a surface from misting over.
现已经证明这些形状在防止表面起雾上最为有效。
God wants us to know him; but he wants an intimate relationship with us, not just a surface one.
上帝希望我们来感知他的存在；但是他希望我们之间是一个亲密的关系，而不仅仅是一个表面上的。
For anight dive like this, he should have had a surface float with its ownlight to make it visible.
像这次的深夜独潜，他应该准备一个能够让别人看到的发光的水面飘浮物。
That means we will be integrating, we will be summing over all the pieces of a surface in space.
也就是在积分过程中,把空间中的所有小块的表面累加起来。
Color is the most expressive element of art and is seen by the way light reflects off a surface.
颜色是美术中最具表现力的要素，同时它也是光在物体表面的反射。
To liquid nitrogen, flesh is like that skillet-a surface hundreds of degrees above its boiling point.
在我的试验中，对于液态氮来说，比其沸点高几百度的皮肤就是那个平底锅。
To liquid nitrogen, flesh is like that skillet-a surface hundreds of degrees above its boiling point.
在我的试验中，对于液态氮来说，比其沸点高几百度的皮肤就是那个平底锅。
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