一旦你得到一个这样的计算式，你对向量场做点积，这和前面这个不一样。
Once you have such a formula, you do the dot product with this vector field, which is not the same as that one.
每个浏览器都有不同的性能特质，在同一浏览器的不同版本中这一点也不尽相同(甚至同一个浏览器的不同操作系统版本也不一样)。
Each browser has different performance characteristics and these also change between different releases (and can be different between the same browser on different operating systems).
为此，文件可能会变得稍长一点，但对于可读性(和简洁不一样)来说，这只是一个很小的代价。
The paper may become slightly longer because of this, but this is a small price to pay for readability (which is not the same as brevity!).
我们来看它的第一个意义，在我们用两个，不一样的向量相乘之前，我们先看一个向量和它本身的点积。
Well, the first thing it means before we multiply two vectors, let's start multiplying a vector with itself That's probably easier.
不同的人对这一点会有不一样的看法。这是一个智者见智仁者见仁的问题。
Different people will have different opinions on this point. It is a question that all depends.
医药工业厂房中，由于各房间热湿负荷不同，如果满足每个房间都达到同一个室内空气参数，就要求每个房间送风状态点不一样。
In medicine workshop, because the heat and humidity of each room is different, the ventilation state of each room should be different when same indoors air parameters are attained.
所有的十进制的用户要注意，“。”点这个符号跟“，”逗号是不一样的。例如，在数量领域1000只是一个数而已。
Please note all decimalisation users the point symbol(. ), rather than comma symbol(, ). For example, 1000 in the quantity field means a quantity of one.
如果你仿效其它潮流，那么你的网站也仅仅是一个仿效品，但是如果你能多做出一点努力，创造出一个能使得它不一样的独特外观，那么你的网站将令人难忘。
If you copy other trends, then your website will be just that, a copy, but if you can go the extra mile and create a unique look that differentiates your website, then your website will be memorable.
如果你仿效其它潮流，那么你的网站也仅仅是一个仿效品，但是如果你能多做出一点努力，创造出一个能使得它不一样的独特外观，那么你的网站将令人难忘。
If you copy other trends, then your website will be just that, a copy, but if you can go the extra mile and create a unique look that differentiates your website, then your website will be memorable.
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