fractions

分数

常用释义

词性释义

n.

[数]分数;小部分,片段(fraction 的复数)
例句
  • 全部
  • 分数
  • 片段
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。
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。
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。
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)。
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。
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。
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。
It is separated into a few fractions which boil over different ranges of temperature.
它按沸点的几个温度范围分成少数几种馏分。
Math is difficult for her; fractions and percentages are completely new.
数学对他来说,相当困难。分数和百分数是第一次见面。
These groups also fire over fractions of a second, much closer to the timescale of conscious awareness than single-neuron firings .
这些神经细胞群活化的时间也超过几分之一秒钟,远比单一神经元的活化时间,要更靠近意识能够察觉的时间尺度。
部分成体干细胞和肿瘤干细胞先天就比其他类型细胞更加耐受毒性损伤。
So if we're going to be writing our equilibrium constant in terms of mole fractions, we're going to need mole fractions.
所以如果我们把平衡常数写作,摩尔分数的函数,我们需要知道摩尔分数。
在任何一个馏份中还有没有其他(较少)组分呢?
本发明还涉及一种将待分离混合物进行分离的装置。
使用本方法通过超临界提取木焦油的级分生产烟提取物。
我恐怕你们当中有的人已经忘了上星期我们在学繁分数的时候所教的内容了。
有理范围是指从最小分数值到最大分数值的所有分数的集。
1·She taught me fractions and counting.
他教我分数和计算。
—— 《柯林斯英汉双解大词典》
2·The students had a grasp of decimals, percentages and fractions.
学生们掌握了小数、百分数和分数。
—— 《柯林斯英汉双解大词典》
3·You do fractions, then you do decimals.
你先学习分数,然后,学习小数。
4·This trick can save you microseconds or fractions of seconds with every page you open.
这个技巧可以节省你的每打开网页您微秒或分数秒。
5·Mole fractions or ratio, but it's got units.
摩尔分数或比率,但它是有单位的。
1·These fractions migrate to form separate bands at different positions on polyacrylamide gel electrophoresis (PAGE) showing that these fractions are non-homogeneous.
这些酶解片段在聚丙烯酰胺凝胶电泳中的条带位置不同,说明为非均一的酶解产物。
常用短语
volume fraction
volume fraction - 体积分率,体积分数;容积率
a fraction of
a fraction of - 一小部分;一部分;零点几
mass fraction
mass fraction - n. 质量分数
ejection fraction
ejection fraction - 射血分数;射出分率
void fraction
void fraction - 空隙率;空隙分数;空隙组分
mole fraction
mole fraction - 摩尔分数;克分子分数
n.
同义词
n.
分数;小部分,片段(fraction的复数)