mechanical stress analysis of a 600 mw supercritical boiler water separator based on the finite element method

do you believe the existence of ghosts and monsters in the world?

你认为这个世界上存在鬼怪幽灵吗？

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all kinds of ghosts and monsters are portrayed in'konjakumonogatarisyu', especially in chapter twenty seven.

《今昔物语集》中有各式各样的鬼怪登场，特别是集中在第二十七卷。

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there are lots of stories about ghosts and monsters.

有许多关于牛鬼蛇神的故事。

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scientists from the iarc studied more than 1,000 academic papers on polluted air and, separately, small particles found in polluted air.

国际癌症研究机构的科学家们研究了1000多份空气污染的学术报告，分别在被污染的空气中找到了小颗粒物。

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the paper introduces the definition of indoor air pollution, and the normal indoor pollutants and their main sources, and analyzes the effects of indoor air pollution on human health, and then put forward the countermeasures to protect the indoor environment.

介绍了室内空气污染的定义、室内空气中常见的污染物及其主要来源，分析了室内空气中主要污染物对人体健康的影响，提出了保护室内环境的对策。

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the application of humic acid substances could decrease the pollution of agrochemical matters, purify the polluted atmosphere of raising poultry and livestock, treat polluted water and pollution of heavy metal, and adsorb petroleum and its products in the water.

腐植酸可以有效地减少农药和化学肥料对生态环境的污染，净化养殖业的空气污染，能够治理工业及城市生活的污水、重金属和石油污染。

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executives and sales agents for these companies estimate that sales of air-purifying machines have more than tripled over the past month as northern china has been hit by air pollution emergencies.

相关企业的高管和销售代理估计，过去一个月里，随着中国北方出现空气污染的紧急情况，空气净化器销量增至原有水平的3倍以上。

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the local and regional distribution of pollutants is significantly influenced by weather patterns and variability along with the spatial patterns of emissions.

地区性的空气污染分布显著的受空气模式及排放特性及变化所影响。

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under the plan, china aims to cut air pollution in some of the worst affected areas including beijing by 2017.

根据计划，中国旨在2017年前消除污染最严重地区的空气污染，包括北京。

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an analysis on in-car air pollution source and the method of air quality assessment

轿车车内空气污染源的分析及其空气品质的评价方法

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in the study, pregnant rats and their offspring were placed in two chambers-one exposed to filtered air that removed most of the air pollution particles and the other to beijing's highly polluted air.

研究中，怀孕小鼠及其后代被分置于两室，一组接触的是滤净大部分污染颗粒物的空气，另一组暴露于北京污染严重的空气中。

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how to prevent and control the indoor air pollution should be consider the time before and after decoration.

预防、控制装饰污染引起的室内空气污染应该从装修前和装修后两个阶段来考虑。

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this is covered by an upper layer of warm air that acts like a lid. it prevents the polluted cooler air from rising.

这层冷空气就阻挡了这些被污染的冷空气，使之不能上升的高空中。

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the view has been taken by some that plants may in fact cleanse polluted air, even as they are being injured.

有些人认为，植物纵使被伤害，仍能净化污染了的空气。

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the assessment of single element can not produce satisfactory result because the air components polluted are very complicated, therefore every factor should be taken into consideration in the assessment.

受到污染的空气其成份比较复杂，采用单因素评价是得不到满意结果的，必须同时综合考虑多方面的因素。

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conclusion this outbreak of brucellosis among people maybe resulted from indirect transmission of brucella through dust in the air, which was contaminated by infectious sheep.

结论本次布氏菌病人间暴发可能是由染疫羊通过污染的空气尘埃，间接传播给人导致的布氏菌病暴发。

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breathing contaminated air, eating contaminated food or soil, or drinking contaminated water are ways people can be exposed to lead.

呼吸污染的空气、摄取污染食品、接触土壤、或喝了污染水，都是人们暴露于铅的途径。

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it is possible, still, to breathe an air untainted and to hear the whispered passage of time.

你可能仍然可以吸一口未经污染的空气，并聆听时光流逝所发出的嘶嘶絮语。

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reverse brayton air refrigerator was efficiently used in the refrigeration and cryogenic field in recent years, and because of the restriction of cfcs, it will be used more widely.

采用逆布雷顿循环的空气制冷机在普冷和深冷领域得到了越来越广泛地应用，而且随着国际上对CFCs工质的限制，对环境无污染的空气制冷机具有更加广阔的应用前景。

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global overheating will also bring drought, famine and disease to inland communities everywhere on earth.

全球过热还会给全球内陆地区带来干旱 、 荒和疾病.

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