迁移化学物质的移动性取决与其分子的大小和形状。
The mobility of a chemical in the packaging material depends on the size and shape of the molecule.
很明显，可见的布朗运动与不可见的撞击分子的大小有关。
It is apparent that the visible Brownian motion depends on the size of the invisible bombarding molecules.
反渗透、超滤、微滤之间的基本差别就在于通过膜的分子的大小。
The primary difference between reverse osmosis and ultrafiltration or microfiltration is the size of molecules that can pass through the membrane.
但是，三氧化二氮分子的大小与电特性使它很容易被光线分解成氮和臭氧。
The size and electrical properties of nitrogen trioxide, though, are such that it is easily broken up by light into nitrogen and ozone.
同时，他也在寻求使用这种技术把类似图案的尺度降低到单个分子的大小。
At the same time, he is pursuing ways of using the technique to create even smaller patterns, down to the scale of individual molecules.
由于聚合物的性质最初取决于样品中大分子的大小，因此采取一种能描述他们体积的方法是必要的。
Since the characteristic properties of polymers depend intimately upon the size of the macromolecules present in the sample it is essential to have a method of describing their dimensions.
它所做的是我们，将要把我们可利用的空间分割成小份，每小份大体上有一个原子，或一个分子的大小，或无论什么气体粒子的大小。
And all it does is say that we're going to divide up our available volume into little bits that are basically the size of an atom or a molecule, or whatever the particle is in the gas phase.
这还取决于，比方说，液体或气体的密度，分子的大小，它们改变了模拟程序中的参数，它们在一个时间单元内运行的距离，或者之类的。
And, depending upon, say the density of the gas or the liquid, the size of the molecules, they change parameters in the simulation, how far it, say, goes in each unit time and things like that.
效果产物为六条分子量简单的线状DNA条带，用于确定100- 600bp的双链DNA分子的大小，并附有上样缓冲液，使用方便飞快。
The results for the six products of a single linear DNA molecular weight of the belt, used to determine 100-600 bp of double-stranded DNA molecule the size, with a sample buffer, easy to use fast.
实验结果表明，下面的几个因素影响着吡咯在自组装膜上的聚合：L-半胱胺酸在混合膜中的比例、支持电解质p H的大小以及聚合单体分子的大小。
The results show that the following factors affect the polymer growth. They are the pH value of the supporting solution, the ratio of the reductive desorption L …
在这个初步概念的证明论证中，选择了两个染色分子，因为它们大小相似，易于检测。
In this initial proof-of-concept demonstration, the molecules selected were two dyes, chosen because of their similar size and ease of detection.
当胶被放入溶液里并加上电场，生物分子根据大小相对于携带电量的比例移动和分离。
When this gel is placed into a bath and an electrical charge applied across the gel, the biomolecules migrate and separate according to size in proportion to the amount of charge they carry.
这里的碳纳米管基本上就是一层卷成筒的石墨，其大小相当于一个dna分子。
In this case, a carbon nanotube is basically a rolled up sheet of graphene the size of a DNA molecule.
当射线轰击化石时，反弹回的信号的强度取决于每一个分子的形状和大小，以及它所处的化学环境造成的细微影响。
When the rays hit the fossil, the signal that bounces back depends on the shape and size of each molecule, and how it is being subtly influenced by the chemicals surrounding it.
换句话说，这个数的大小告诉我们有，多少可能被占据的状态，从热力学的角度来说，对分子或者系统而言。
In other words, the magnitude of these Numbers tells us about how many states are accessible, thermally accessible, to molecules or to a whole system.
研究者利用层析法——一种根据电荷或大小将混合物中的各种分子分离开来的方法，把各种不同的蛋白质从唾液链球菌的样品中分离出来。
Using chromatography, a method that divides the molecules in a mixture based on charge or size, they separated out individual proteins from samples of the microbe.
许多生物的分子尺寸大小相似，功能和特性不同，所以有效的分离他们是重要的。
Many biological molecules are similar in size yet have very different functions or properties, so the ability to separate them efficiently could be important.
微粒物质包括从分子大小到直径大于10微米的粒子。
Particulate matter includes particles from molecular size to greater than 10mm in diameter.
聚合物是一种高分子的物质，其大小远远超出迄今所提到的各种化合物。
A polymer is a substance of high molecular weight, well above the size of the compounds considered so far.
在借助大小的类比构想出分子后，我们还用其他类比来描述分子的行为。
Once we have imagined molecules with the help thus of size analogies, we bring other analogies to bear.
同时ABS的种类和PVC相对分子质量的大小也影响共混物的表观粘度。
Molecular weight of PVC and different grade of ABS affected the viscosity of the blends, too.
主要受染料分子大小、染料溶液与木材的亲和性等因素制约。
The main factors are size of stain molecule, affinity between stain solution and wood, etc.
结果表明：衰竭层厚度大小与聚合物分子的回旋半径级别相当；
The results show that the thicknesses of depleted formation were commensurate to the gyration radius of polymer molecule.
结果表明：衰竭层厚度大小与聚合物分子的回旋半径级别相当；
The results show that the thicknesses of depleted formation were commensurate to the gyration radius of polymer molecule.
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