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.
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.
烟雾弥漫，燃烧着的化学颗粒大量落下，所涉及的区域几近一个足球场大小；暴露其中，任何人的呼吸系统都可能遭遇严重问题。
Severe respiratory problems can result in anyone exposed to the smoke and burning chemical particles that rain down over an area the size of a football pitch.
马丁说：“我们可以清楚地看到，为数不少的人们暴露在高浓度悬浮颗粒环境中，不过，到目前为止，还没有人去研究这在人类死亡和疾病中的关系。”
"We can see clearly that a tremendous number of people are exposed to high levels of particulates," said Martin. "But, so far, nobody has looked at what that means in terms of mortality and disease."
拱心石之州在化石燃料燃烧产生CO2上排名48，可吸入颗粒排名49，毒素暴露位居49。
The "Keystone State" ranks 48th in CO2 emissions from fossil fuel combustion, 49th for particulates in the air, and 49th for toxic exposure.
提出了一种计算推移质输沙率的方法及公式，该公式表明，在水流强度一定时，输沙率并非为一个常量，而是随颗粒在床面的相对暴露度而变。
The formula shows the transport rate is not a constant but varies with the relative exposure degree of particles that lying on riverbed when the flow intensity is at fixed value.
结果表明，在起动状态一定时，该系数并非为一个常量，而是介于某个区间，且随颗粒在床面上的相对暴露度的变化而变。
The calculation result indicates that for a given starting condition, the coefficient is not a constant, but varies with the relative exposure degree of grain.
世界卫生组织领导人建议市民留在室内，尽量减少暴露在有害颗粒物中的时间。
WHO leaders advised citizens to stay indoors and limit exposure to the hazardous particulates.
目的观察中药扶正解毒颗粒(FJK)对镍暴露者肝损伤的临床疗效及改善酶活性的作用。
Objective To observe the clinical effect and the change of enzyme activities of Fuzheng Jiedu Keli (FJK) on patients with hepatic injury induced by nickel exposure.
目的：研究颗粒物空气污染与居民每日死亡率暴露-反应关系，为环境决策提供科学依据。
Objective: to further study concentration-response relationship between daily mortality and particulate air pollution, to provide scientific basis for making policy.
当雪貂紧密接触时，它们就暴露在足量的病毒颗粒中，感染也容易传播。
When the ferrets were in close contact with each other, they were exposed to enough virus particles that infection spread easily.
前言： 目前，针对空气颗粒物与人群死亡率暴露-反应关系特征的研究已经成为空气污染流行病学研究的关键和难点问题之一。
The character of exposure-response relationship between particulate matter and population mortality has been one of the critical and difficult problems in air pollution epidemiological study.
这份报告涵盖了181种空气毒物和内燃机颗粒物，并且估计了暴露于工业源和移动源例如汽车和卡车的排放物的风险。
The report covers 181 air toxics and diesel particulate matter and estimates risks from exposure to emissions from industrial sources and mobile sources such as cars and trucks.
在这项新研究中，Coyle和她的同事们试图去判定：暴露于空气污染环境中的金属颗粒是否与肺癌的高发有关。
In the new study, Coyle and her colleagues tried to determine if exposure to metallic bits of air pollution was associated with higher levels of lung cancer.
长期暴露于细颗粒物，住宅靠近主要道路和脑结构的措施。
Long-term exposure to fine particulate matter, residential proximity to major roads and measures of brain structure.
结论在妊娠期和哺乳期暴露于大气颗粒物会对仔鼠的中枢神经系统造成影响。
Conclusion Exposure to ambient atmospheric particulates in pregnancy and lactation periods can affect the central nervous system function of filial generation rats.
结论在妊娠期和哺乳期暴露于大气颗粒物会对仔鼠的中枢神经系统造成影响。
Conclusion Exposure to ambient atmospheric particulates in pregnancy and lactation periods can affect the central nervous system function of filial generation rats.
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