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These are unquestionably strong words, and I think it's impossible for us to overestimate the weight of these words.
毫无疑问，这些言辞非常激烈，我觉得,怎么高估它们的分量都不过分。
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If you want your voice to be louder,
如果你想要你的言论更有分量，
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OK, notice we have two inexact differentials and exact differentials. This is a condition.
好，注意到这里面有两个不准确微分量,和一个准确微分量，这是结论。
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This is a normal weight laboratory rat given much more than it would-- could necessarily eat of standard laboratory food.
这是一只体重正常的实验鼠,如果我们给它标准的实验室饲料,即使食物分量超出了它的食量
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You can imagine that if a vector is viewed from an angle, then its components will vary with the perspective.
你可以想象一下,如果换一个角度观察矢量,其分量会相应地发生变化
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The very presence in a theatrical piece of a long and weighty philosophical debate like this one could easily be seen as having a pretty tedious effect.
很容易看出这样一个戏剧般长篇,而有分量的哲学争论,有着令人厌倦的作用。
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And probably back home there would be the implication that if you can't work things out among them with consensus, probably the king has some weight.
当在本国的领土时,如果对最终的决定存在着很大的争议,国王的意见有很大的分量
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But since it is a component it can have a direction, too, so can go up l between negative l and positive l.
但因为它是个分量,它是有方向的，所以它可以,从负的l一直到正的。
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So the components of the vector are not invariant characterizations of the vector.
矢量的两个分量,并不是一成不变的
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Small portions are bad, that's right. Yes?
小分量食物是不好的,也对,还有吗
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If I just come and say to you, "Here's the vector whose components are 3 and 5.
假如我问你们,"一个矢量的分量分别是 3 和 5
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Everything has to completely match.
所有分量必须完全相同
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Small portions are bad.
小分量食物是不好的
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How do the components of A in the new rotated coordinate system relate to the components of the old coordinate system?
在旋转后的新坐标系中 A 的分量,和原始坐标系中 A 的分量有什么关联呢
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This vector i prime has got a horizontal part, This kind of trigonometry you should know all the time.
矢量 i' 有一个水平方向的分量,这类三角关系你们应该已经很熟悉了
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So since it's a component of the angular momentum, that means that it's never going to be able to go higher than l is, so it makes sense that, for example, it could start at and then l go all the way up to l.
因为，它是，角动量的分量，这意味着，它不会，比l大，这是很容易理解的，比如说，它可以从零开始,一直到。
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I've told you, if two vectors are equal, the components must match.
我说过如果两个矢量相等,那它们的分量必须都相同
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The components come in the minute you pick your axis.
但它的分量由你所选择的坐标系确定
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If two arrows are equal, you cannot be longer in the x direction and correspondingly short in the y direction.
如果要使两个矢量相等,那么即使 x 分量长一些,y 分量相应地小一些也是不行的
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If you do, the unit vectors are called i prime and j prime, the components of the vector change.
如果这么做,单位矢量就是 i' 和 j',矢量的两个分量也会发生变化
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You cannot have two vectors equal without exactly the same x component, exactly the same y component.
你不能说两个矢量相等,如果它们的 x 分量不完全相同,或者 y 分量不完全相同
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Once you do that, I think it's fairly clear that it has got a y component that's given by cosine the x component is negative.
用了这个结论,我想很明显,y 分量由 cos φ 给出,它的 x 分量是负的
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They come from writing i prime and j prime in terms of i and j, then sticking it in an expression and identifying the new representation.
写出用 i 和 j 来表示 i' 和 j' 的式子,再代入分量的表达式,就能得到新的式子
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And I can find the orientation of the arrow You have the option of either working with the two components of A or with the arrow.
我也可以求得矢量的方向,你可以选择使用,A 的两个分量或者矢量图来计算
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For the x part, I'm going to write x = x0 + v0 t.
对于 x 分量,有 x = x0 + v0 ? t.
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It's got components which are x and y that could vary with time.
它有两个分量,x 和 y,二者都随时间变化
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If you say, "Add the vectors, " I would just add the x to the x and the y to the y and I'm keeping track of what the sum is.
如果你们说 " 将矢量相加 ",我就把同为 x 轴方向的分量相加,同为 y 轴方向的分量相加,然后就能得出这两个矢量的和是多少了
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The x parts match and the y parts match.
分量要相同,y 分量也要相同
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Try to be as accurate as you can about how much of something you eat.
最好尽可能精确地记下你吃的分量
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The components of the vector are not the same.
矢量的分量和原来的也不再相同
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