Points out the main causes of the fault namely fouling , air lock , outdoor air temperature and building orientation 摘要指出造成该工程供热初期风机盘管冻裂事故的主要原因在于脏堵、气堵及室外空气温度和建筑朝向等因素。
Some effects may be made worse by an inadequate supply of outdoor air or from the heating , cooling , or humidity conditions prevalent in the home 缺乏足够的室外空气供应，及家中普遍拥有的冷暖气和加湿设备可能会加重室内空气污染。
Most people are aware that outdoor air pollution can damage their health , but many do not know that indoor air pollution can also have significant health effects 大多数人都意识到了室外空气污染对健康有害，但是很多人却不清楚室内空气污染也会对健康产生严重的影响。
With the desigh of vav air conditioning system presents the energy saving technology of natural cooling by cooling air conditioned rooms with outdoor air of low temperature and low enthalpy 摘要结合变风量空气处理系统的设计，介绍了利用室外低温低比焓空气供冷的自然冷却节能技术。
Indoor and outdoor air quality is so bad that the world bank estimates that more than a quarter of a million deaths each year could be avoided if china succeeded in its pollution control efforts 室内和室外空气质量都十分糟糕，世界银行估计：如果中国的控制污染计划能成功，每年至少能避免25万人的死亡。
The outdoor air had apparently taken away from him all tendency to act on impulse ; she knew that he saw her without irradiation - in all her bareness ; that time was chanting his satiric psalm at her then - 户外的空气显然已经消除了他全凭冲动行事的所有倾向她知道他现在看见她，是觉得她毫无光彩了她的一切都是平淡无奇了这时候，时光老人正在吟诵讽刺他的诗句
The air pollution and respiratory health program of the national center for environmental health , centers for disease control and prevention ( cdc ) leads cdc ' s fight against environmental - related respiratory illnesses , including asthma , and studies indoor and outdoor air pollution 描述:空气污染和呼吸健康这个项目是由国家健康环境中心为了控制和防治疾病而发起的，主要是研究是内外的大气污染，及对呼吸的影响。
While outdoor air pollution - especially tiny particles that can be breathed deep into the lungs - is known to be hazardous to people ' s health , to date no researchers have looked at how proximity to main roads affects respiratory symptoms in a general population 尽管人们知道室外空气污染? ?尤其是可被吸入肺内深处的细小颗粒? ?对健康有害，但迄今尚无一名研究人员调查过离主干道多近往往使普通人群出现呼吸系统症状。
According to the conditions of our outdoor air which is more heavily polluted than that of european countries , we have investigated the contaminant distributions in an office equipped with displacement ventilation system under two different air supply conditions 我国大多数地区的室外空气品质不如欧美，而建筑物内的空气品质在很大程度上取决于室外空气状况，因此需要研究室外空气条件对置换通风房间内空气品质的影响情况。
One recent world bank report found that 16 of the world ' s 20 most polluted cities were in china ; and a draft version of another puts the total economic cost of outdoor air and water pollution at around $ 100 billion a year , or 5 . 8 % of china ' s gdp 近日世界银行一份报告表明20个世界上污染最严重的城市其中16个在中国；并且另一份草拟的报告中估算户外空气和水污染造成的所有经济损失大约是每年1000亿美元，或者是中国国内生产总值的5 . 8 % 。
