负号

他似乎把负号误作正号了。

He seems to have mistaken a minus for a plus .

有时候你们看p轨道时会看到，一个写成正号一个写成负号。

Sometimes you see this written when you see p orbitals , one is written as plus , one is written in minus .

你们会看到如果我们把s轨道和p轨道的上叶结合，它们是相长干涉，因为它们负号是相同的。

You can see if we combine the s with the top lobe of the p , they 're going to constructively interfere because they have the same sign .

显示所有的文章，但是类别ID前面有个'-'（负号）负号的类被除外。

Show all posts except those from a category by prefixing its ID with a ' - ' ( minus ) sign .

我把x放那里，因为，这是个一维问题，它只是朝着x方向-，负号是告诉你。

So we have that du / dx equals minus F , and I put the x there because-it 's a one-dimensional problem & it is only in the x direction .

如果想得到C3的话，只要取个负号。

And , if I want to do it along C3 instead , then I just take the negative .

我们要用A平衡来代替A0加，这有一个负号。

B0 And we 're going to replace A0 plus B0 in terms of A equilibrium . There 's a minus sign here .

我们可以先用一下，然后加个负号，但是我要说明，ndS正好是这个的相反数。

Well , we could use it and then subtract , but I was just going to say that ndS is actually the opposite of this .

他似乎把正号误作负号了。

He seems to have mistake a plus for a minus .

我感觉在某个地方仍然有负号的问题。

I think there 's still a minus sign problem somewhere .

首先，把负号拿出来。

Well , first , I 'll take the minus sign out .

接受内嵌负号，但截断额外的数据。

Embedded minus signs are accepted but any additional data is truncated .

像负号这样的一元运算符就留给读者练习。

A unary operator such as Minus is left as an exercise .

我必须给它，一个负号。

I therefore have to give it a minus sign .

我感觉我在什么地方漏了一个负号。

And I feel like I 've got a minus sign missing somewhere .

所以在这里可能会有个负号。

And I probably have a negative sign somewhere .

首先他忘了加上指数前的负号

Well , for starters , he forgot the negative sign on the exponent

当对下面做微分的时候，这里的负号就消失了。

The minus sign here disappears when you take the derivative on the bottom .

出现负号的原因与33-2节所讲的相同。

The reason for the minus sign is the same as in Section 33-2 .

我交换了分子和分母，因为这里有个负号。

And I 've reversed the fraction here because of the negative sign here .

依照当前模式放置，负号也被接受了。

Minus signs are also accepted when placed in accordance with the current pattern .

内部边界曲线是顺时针的，或者加一个负号。

The inner boundary either goes clockwise , or you put a minus sign .

有这个负号的原因是，我们得到一个电子后增加了一个单位负电荷。

We have the minus because we 're adding a negative charge from the electron .

也就是，物理学家的势能和，数学家势能相差一个负号。

So , that means that physicists'potentials are the opposite of a mathematician 's potential .

这个负号表示这个力总是和速度的方向相反。

The negative sign describes the fact that this is always opposite to the velocity .

负号的意思是能量由谐振子传递到它的环境。

The negative sign means that energy is transferred from the oscillator to its environment .

当我们在做算术的时候，我们要特别小心负号。

When we are dealing with arithmetic , we should be very careful about minus .

这里就会有，一个负号，结果完全一样。

You would have found a minus sign here , and that 's exactly the same .

这个负号，提醒你们这物体，是远离你们的。

And the minus , then , reminds you that the object is receding from you .

请注意任何前导地正号或者负号实际上都不认为是常量的一部分；

Note that any leading plus or minus sign is not actually considered part of the constant ;