fractions

Let's consider a student trying to understand fractions.

再让我们来想一想一个学生如何学习分数。

But when it asked him to multiply a series of fractions with just over a minute left to play, he had no patience to work out the problem.

但是在离结束游戏还有一分多钟的时候要求他计算一组分数的乘法时，他就没有耐心在这个问题上计算了。

Your "big numbers" here are really just a drop in the bucket, fractions of fractions of a percent of our user base.

你所说的“大数字”只是用户基数的很小一部分。

One defines standard parts of the face and measures the distance, and the changes in distance over fractions of a second, between them.

一类是定义脸部的标准部位和测量部位之间的距离，以及在几分之一秒内距离的变化。

For others, it might be a cartoon produced by the world's best animators illustrating how fractions represent parts of a whole.

对于有些学生，可能是看一个世界上最好的卡通工作室做出来的教学分数的卡通影片。

Some of these particles are stable and form the normal matter, the others live for fractions of a second and then decay to the stable ones.

这些粒子中的一部分是稳定的并且构成了普通物质，其它的只存在一秒钟的几分之一，然后衰变为稳定粒子。

And then we're going to need the total number of moles, because we're going to be doing mole ratios, mole fractions.

然后我们需要知道，总摩尔数，所以我们要计算，摩尔比摩尔分数。

Computers did not like fractions, nor did the old method encourage trading at the speed of light.

电脑不喜欢分数制，而且旧的报价方法有碍交易以光速进行。

yB Is going to be answer to part b, given these two molar fractions and the total pressure.

等于0。139，So，yB，is，equal，to，0。139。，这是成分B的答案，我们可以从这两个摩尔分数和总气压算出来。

The results showed that the temperature and time of the heat treatment had different effect on the protein fractions.

结果表明，热处理温度和时间对样品中的蛋白质组分均有不同程度的影响。

It will be much easier to understand if the fractions are rounded up to the whole numbers.

如果把分数调高为整数，那么就更加容易理解了。

After World War II, the energy derived from burning the various fractions of petroleum exceeded that of coal.

二战后，燃料各种石油馏分所产生的能量超过了燃烧煤所产生的能量。

The solvent used for the extraction was tetrahydrofuran and sol-fractions of the samples were calculated.

并对该弹性体及其抽提后的试样进行了扫描电镜表征。

The downtime in these scenarios is measured as non-existent, fractions of a second, or, at the high end, a few seconds.

在这些场景中，停机时间以不存在、一秒或数秒来度量。

But both structures tend to break apart and recombine frequently, on the order of extremely tiny fractions of a second.

然而这两种结构在极小的时间片段顺序下，趋于频繁分开和再结合。

The new Big Bang simulator is tiny - its width is only a few fractions of centimeters (20 micrometers).

这个新模拟的大爆炸是迷你型的，其宽度只有厘米的几千分之一（20微米）。

In the brain, only the mitochondrial fraction showed the ability to reduce Cu-PTSM, and the other subcellular fractions did not.

在大脑中，只有小部分表明线粒体的能力，以减少铜PTSM，其他亚细胞组分没有。

The GDI mapping modes allow you to draw in units of inches (or rather, fractions of inches), millimeters, or anything you want.

GDI映射模式允许你用英寸（或者甚至是英寸的小数），毫米或者任何你想的单位绘图。

Sectors of it represent corresponding fractions of a wavelength.

它的各个弧段则代表一个波长的相应分数。

any enzyme that catalyzes the splitting of proteins into smaller peptide fractions and amino acids by a process known as proteolysis.

能通过蛋白质水解过程将蛋白质催化分解为更小的缩氨酸和氨基酸的酶。