fraction查询结果如下:
词性:noun
例句1. a fraction of the population’
例句2. these are only a fraction of the collection’
名词 变体/同根词
动词 变体/同根词
Extractable fraction in n-hexane at 50℃,w/w%
50℃条件下,在正庚烷中萃取馏分重量%
属类:化学及生命科学-化学-
Control charts for fraction defective
不合格品率控制图(p图)
属类:行业标准名称-国家标准名-GB/T4091.6-1983
Needless to say, the examples of borrowing from American quoted in the preceding pages are a mere fraction of what might be adduced
不用说,前面所引的借自美国的词语的种种例子仅仅是可以引证的一小部分。
属类:综合句库--
And Superfund liability is “joint and several.” That means anyone who can be shown to be responsible for even a fraction of the harm can be made to pay for all of it.
超巨额基金所称的责任是“连带的和多方面的”。这就意味着任何人,只要证明是他造成哪怕是一小部分危害,他就得承担这种危害的全部责任。
属类:社会文化-新闻报道-
A flammable gaseous fraction of petroleum,consisting chiefly of butane.
粗丁烷石油中易燃的气体部分,主要由丁烷组成
属类:综合句库--
The two constitute a substantial fraction of the amino acids in many proteins (10-20% in many cases and up to 45% in some plant proteins).
大量存在于蛋白质水解产物中(占其它蛋白质重量的10~20%和占某些植物蛋白质重量的45%)。
属类:化学及生命科学-化学-
But even in the sedimentary rocks only a tiny fraction of prehistoric plants and animals have left any record of their existence. Most of their bodies soon decay or become broken up by other means.
但即使是在沉积岩石中,史前的植物和动物也只是留下了它们很少一部分遗迹。它们死后,其身体的大部分都腐烂或被破碎了。
属类:工程技术-地质-地质与勘探
After discarding the initial solution that exits the column(the flowthrough), you add a washing solution of higher pH to the column and collect the protein fraction that immediately elutes.
当除去开始流出柱子的溶液后,你在柱中加较高pH的洗脱液,然后立即收集流出液。
属类:化学及生命科学-化学-化学习题
As the grain size decreases, there is a significant increase in the volume fraction of grain boundaries or interfaces. This characteristic strongly influences the chemical and physical properties of the material.
当晶粒尺寸减少时,晶粒边界或界面的体积分数有很大的增加。这种特征强烈影响材料的化学和物理性质。
属类:行业术语-检验检疫-
When diffusion controls, the moisture fraction decreases in a complex but close to exponential manner with time
当扩散控制时,湿含量遵循着复杂的但接近于指数关系的形式而随时间降低。
属类:综合句库--
When depreciable assets are disposed of at any date other than the end of the year, an entry should be made to record depreciation for the fraction of the year ending with the date of disposal.
当折旧范围内的资产不是在年末被处置,必须作一个会计分录记录当年截至处置日那段时间的折旧。
属类:经济金融-会计学-
A plasma is a gas in which a significant fraction of the atoms or molecules are ionized
等离子体是一种其中大部分原子或分子都已电离的气体。
属类:综合句库--
Typical electrical code requirements include classification for instruments and/or limiting the surface temperature of heated resistance elements to a specified fraction of the autoignition temperature for the flammable gas.
典型的电力法规要求包括器具的分类,和/或把热电阻元件的表面温度限制在易燃气体的自燃温度的一个指定的分数。
属类:产品说明书-产品安全-
The shopkeepers are complaining that business has been reduced to a fraction of what it was before the war.
店主都在抱怨说生意已经减少到战前的很小一部分了。
属类:综合句库--
Adjusting the temperature of the permeate fraction to within the rang of 0-20oC; subjecting the permeate fraction to a microfiltration (MF)treatment, using a MF device having a mean pore size of from 0.01 to 100 micron.
调节渗透部分的温度在0-20摄氏度之间;用孔径为0.01-100微米的MF装置对渗透部分作微过滤处理。
属类:化学及生命科学-化学-
Reflecting only a small fraction of incident light.
反射入射光的仅一小部分的.
属类:综合句库-未分类-
The value of a fraction is inversely proportional to that of the denominator
分数值与分母值成反比例。
属类:综合句库--
Returnees such as former New York Stock Exchange economist Wang Boming, 42, are key architects in the restoration. For a fraction of his Wall Street salary, he joined a team to set up China’s new stock exchanges in 1988
归国留学生是这一重建工程中的“设计师”,42岁的前纽约证券交易所经济学家王波明(音译)于1988年回国,与其他人一起担负起建立中国新的证券交易所的任务,而他的工资只是他在华尔街任职时的零头。
属类:综合句库--
Edible oils with unsaturated fatty acids are liquid at room temperature; food manufacturers use hydrogenation to convert a fraction to saturated fatty acids to make the product more solid.
含不饱和脂肪酸的食油在室温下是液体,食品制造商利用氢化过程使一部分不饱和脂肪酸转换为饱和脂肪酸,以生产更固化的产品。
属类:化学及生命科学-化学-
A tone produced on a stringed instrument by lightly touching an open or stopped vibrating string at a given fraction of its length so that both segments vibrate.
和音指通过轻触展开的或停止颤动的弦乐器琴弦上的特定位置,从而使两部分弦同时颤动而发出的声音
属类:综合句库--
In trace analysis, concentrations of the analyte are often so low that no method is available for its direct determination. Methods for enrichment can be applied to increase the fraction of the analyte in the sample.
痕量分析中,分析物的浓度通常很低以致没有方法可以直接进行测定。可以采用富集的方法来增加分析物在样品中的比例。
属类:行业术语-检验检疫-
Sodium hydroxide for chemical fiber-Determination method of mass fraction
化纤用氢氧化钠含量的测定方法(甲法)
属类:行业标准名称-国家标准名-GB/T11213.1-1989
Sodium hydroxide for chemical fiber use-Determination of the calcium mass fraction-EDTA complexometric method
化纤用氢氧化钠中钙含量的测定EDTA络合滴定法
属类:行业标准名称-国家标准名-GB/T11213.3-1989
In other words it’s a measure of the fraction of undesired by-products.
换句话,它是不希望有的副产品的生成分率的度量。
属类:化学及生命科学-化工-化工原理与技术
Recovering the permeate fraction .
回收渗透部分。
属类:自然科学--
Calculate the minimum number of amino acid residues necessary for one segment of a helix to traverse the membrane completely. Estimate the fraction of the bacteriorhodopsin protein that is involved in membrane-spanning helices.
计算跨过的一个节段的α螺旋所需的最低氨基酸残基数。估算涉及跨膜区的细菌视紫红质占整个细菌视紫红质的比例。
属类:化学及生命科学-化学-化学习题
Sodium hydroxide for chemical fiber use-Determination of copper mass fraction-Spectrometric method
化纤用氢氧化钠中铜含量的测定分光光度法
属类:行业标准名称-国家标准名-GB/T11213.7-1989
noun
1.(in the Christian Church) the breaking of the Eucharistic bread.
‘the _Fraction_ may be accompanied by the Agnus Dei’
2.A dissenting group within a larger one.
‘the dominant classes or _fractions_ in capitalist societies’
‘Class _fractions_ are a fundamental feature of corporate capitalism and can become particularly potent fault lines.’
3.A numerical quantity that is not a whole number (e.g. 1/2, 0.5).
‘These most rarely occurring topics were: angles in a quadrilateral, _fractions_ , _fraction_ multiplication, properties of triangles, and the Pythagorean theorem.’
‘In other words, a number is rational if we can write it as a _fraction_ where the numerator and denominator are both integers.’
4.A small or tiny part, amount, or proportion of something.
‘he hesitated for a _fraction_ of a second’
‘her eyes widened a _fraction_ ’
5.Each of the portions into which a mixture may be separated according to a physical property such as boiling point or solubility.
‘the third _fraction_ contain alcohols with boiling points of 120–130°C’
‘Cells were collected 48 hr later, and nuclear and cytoplastic _fractions_ were separated.’
独上高台望四海 手揽云月傍天飞, 落叶重重已十月 归鸟凄凄啼心扉。