蛋白质的总含量即可由含氮量乘以常数6.25算出。
So total protein content can be determined by multiplying nitrogen by the factor 6.25.
因为我们需要的量，是由这个量乘以一个常数，因为这个量是零，因此我们需要的量也是零。
And that implies that since the quantity we want is given by this quantity, which is zero times a constant, the quantity we want is also zero.
换句话说，任意时刻A物质的浓度等于初始浓度，减去常数乘以时间。
In other words, the concentration of at any time is given by the initial concentration, t minus the rate constant times time.
所以，你们不可以再这么说，“哦，我只要在dudv前乘以一个常数就可以了”。
So, it's not true that you can just say, oh, I'll put a constant times dudv.
你可以把其中一个,写成另外一个乘以某个常数，而这个常数,通常就表示为希腊字母λ，我不知道你们见过没有。
You can write one of them as a constant times the other one, and that constant usually one uses the Greek letter lambda. I don't know if you have seen it before.
一开始将电子电荷平方，再除以光速和普朗克常数，然后将总数乘以2个圆周率。
You start with the square of an electron's charge, divide it by the speed of light and Planck's constant, then multiply the whole lot by two PI.
我们写下了，晶格能等于负的马德隆常数,乘以阿伏伽德罗常数，乘以q1q2除以4πε
And we wrote something that looks, the energy is equal to minus the Madelung constant times Avogadro's number, 0R0 q1 q2 over 4 pi epsilon zero R zero.
这些离散的值乘以整数，乘积因子,是普朗克常数除以2π,其中n可以取1，2，3，等等。
n It takes discrete values, multiples of some integer n, and the multiplication factor is the ratio of the Planck constant divided by 2 pi where n takes one, two, three and so on.
获取鼠标轮已转动的制动器数的有符号计数乘以wheel_delta常数。
Gets a signed count of the number of detents the mouse wheel has rotated, multiplied by the WHEEL_DELTA constant.
获取鼠标轮已转动的制动器数的有符号计数乘以wheel_delta常数。
Gets a signed count of the number of detents the mouse wheel has rotated, multiplied by the WHEEL_DELTA constant.
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