他知道，这些红色颗粒的来源通常更靠近北极，而不是那些产生大量“干净”颗粒的地方。
He knew that the sources of the red-stained grains were generally closer to the North Pole than were the places yielding a high proportion of "clean" grains.
有几种生产金颗粒的方法，但大多数方法都涉及溶解氯金酸。
There are several ways to produce gold particles, but most involve dissolving chloroauric acid.
结果表明，通过自接种法得到具有更细的单相颗粒的半固体泥浆。
The results indicate that the semi-solid slurry with much finer and uniformer primary phase particles is gained by self-inoculation method.
目的是观察屎肠球菌颗粒的疗效。
The objective is to investigate the effect of enterococcus faecium granules.
用四极质量分析仪对碳化硅颗粒表面吸收的气体进行了分析，获得了碳化硅颗粒的表面化学成分。
The gases absorbed on the surface of SiC particles are analyzed with the quadripole mass analyzer.
距离——你离辐射性颗粒的距离越远，效果越好。
Distance - the more distance between you and the fallout particles, the better.
在最近几年，一种载体颗粒的使用使这种情况得到了改善。
In recent years, the use of drug-carrying particles a few nanometres across has improved matters.
在这里储存着装满乐高零件原材料塑料颗粒的高塔。
Here they house the silos holding the raw plastic granulate.
它的灯泡式净水器以浸渍纳米银颗粒的稻壳灰制成。
Its bulb-like purifier USES rice-husk ash impregnated with nano-silver particles.
哪怕只有一个发现，也需陷入使用显微镜对星团颗粒的辛勤研究。
Finding even one requires a painstaking search of Stardust's particle trap using a microscope.
但是什么大小和形状的纳米颗粒的效果最好且生产成本低？
But what size and shape of nanoparticles is most effective and can be produced cheaply?
宋医生说，那些妇女在工厂工作的时候，吸入了含有纳米颗粒的烟雾。
The women breathed in fumes and smoke that contained nanoparticles while working in the factory, Song said.
通常，大多数颗粒的直径在50至100微米(米的百万分之一)之间。
Most ash particles are normally 50-100 microns (millionths of a metre) across.
对颗粒的长期暴露可引发心血管病和呼吸道疾病以及肺癌的危险。
Chronic exposure to particles contributes to the risk of developing cardiovascular and respiratory diseases, as well as of lung cancer.
烟是各种气体、蒸发的化学物、微小的灰和其他固体颗粒的混合物。
Smoke is a mixture of gases, vaporized chemicals, minute particles of ash and other solids.
它解释了巨型物体是如何影响时间和空间的，但很少讲述微小的亚原子颗粒的行为。
It explains how massive objects affect space and time, but it tells us little about how very small sub-atomic particles behave.
这些光线的产生是由于在土星和它的卫星之间一些带电颗粒的运动造成的。
The lights are caused by a flow of electrically charged particles to and from one of Saturn's moons.
这是第一个试图勘测整个世纪地球表面自然(非人造)环境中悬浮颗粒的研究。
It's the first study to trace the fluctuation of a natural (not human-caused) aerosol around the globe over the course of a century.
长期暴露在含有超过65微克每立方米的任何颗粒的空气中，都会增加健康隐患。
Chronic exposure to more than 65 micrograms per cubic meter of any type of particle in this size range may increase risk for health problems.
希望大多数人都知道电场是向量场，电场描述了，对场中的带电小颗粒的力的作用。
Hopefully most of you know that the electric field is a vector field that basically tells you what kind of force will be exerted on a charged particle that you put in it.
专家们强调，微小颗粒的灰尘不易察觉，是不会危害公众健康危险，但是极易对飞机构成威胁。
Experts stressed that the ash, in tiny particles and difficult to detect, was no danger to public health but posed a distinct danger to aircraft.
这些惊人的图像展示了微小花粉颗粒的原形，正是它们每年造成数百万英国人的痛苦。
These extraordinary images reveal the microscopic grains of pollen that inflict misery on millions of Britons every year.
这张地图向我们展示了2010年8月全球悬浮颗粒的分布以及它们的大小比例情况。
This map shows the global distribution of aerosols in August 2010, and the proportion of those aerosols that are large or small.
影片在这点上倒是说对了，地球的磁气圈确实保护我们免受太阳风中亚原子颗粒的直击。
The movie almost gets this one right-earth's magnetosphere does protect us from blasts of subatomic particles from the sun.
吸入含有病毒颗粒的气溶胶或通过移植已感染病毒的器官有可能感染狂犬病，但很罕见。
Rarely, rabies may be contracted by inhalation of virus-containing aerosol or via transplantation of an infected organ.
吸入含有病毒颗粒的气溶胶或通过移植已感染病毒的器官有可能感染狂犬病，但很罕见。
Rarely, rabies may be contracted by inhalation of virus-containing aerosol or via transplantation of an infected organ.
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