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- There is no famula for calculating survey positio n of particulate pollutant from the exhaust of fixed pollution source in the lat est docum ents . 现有文献尚没有关于固定污染源排气中颗粒物监测点位的计算公式,本文给出了有关的计算方法及计算公式,简单明了、计算方便、准确。
- A significant secular increase has occurred in particulate pollution over the North Atlantic. 在北大西洋上粒子的污染明显地逐年增加。
- Each of the preceding classifications of polluted air masses involves primarily particulate pollutants. 上述每类污染空气的物质一形成就含有粒状污染物。
- Simply put, as HEPA filters activated carbon filtration lead to larger particles of particulate pollution from fibre category with pre-filtering. 简单地说，活性碳滤网可作为HEPA的前置过滤，把较大颗粒的污染微粒物与纤维类预先过滤掉。
- These cities hae achieed major reductions in key emissions but still face the challenge of addressing moderate fine particulate pollution resulting from ehicles fumes. 这些城市已经大大减少了关键污染物的排放，但在寻求由汽车尾气排放出适度的微小颗粒物方面仍面临挑战。
- In March 1991,a scientist with the U.S. Environmental Protection Agency reported that as many as 60,000 people in the United States may die prematurely each year as a result of particulate pollution. 1991年3月，美国环保署的一位科学家指出，由于受微粒的污染，美国每年将会有6万人过早地死亡。
- In March 1991, a scientist with the U.S. Environmental Protection Agency reported that as many as 60, 000 people in the United States may die prematurely each year as a result of particulate pollution. 1991年3月，美国环保署的一位科学家指出，由于受微粒的污染，美国每年将会有6万人过早地死亡。
- Discharge pipe take pollutant away from the coastal area into the sea. 排泄管道将污染性物质由沿海岸区排入大海。
- particulate pollutant 微粒污染物
- Pulverized particulate matter ejected by volcanic eruption. 火山灰火山爆发喷射出来的粉末状颗粒物质
- Methods of determining the sampling position of particulate pollutant from exhaust of fixed pollution source 固定污染源排气中颗粒物采样点位的确定方法
- Carbon dioxide may not be a typical air pollutant. 二氧化碳可能不是一种典型的污染物。
- Coal itself is a heavy pollutant. 煤本身就是一种严重的污染物。
- Characteristics of atmospheric particulate pollution in sping in Nanjing City 南京市大气颗粒物春季污染的特征
- The city was overhung with the pollutant smog. 整个城市弥漫在污染的浓雾之中。
- Study on the Characteristic of Source of Atmospheric Particulate pollution 抚顺市大气污染颗粒物来源特征研究
- Study of Particulate Methane Monooxygenase From M. 颗粒性甲烷单加氧酶的研究。
- The particulate matter so suspended. 处于这种悬浮状态的胶质
- Can Pollutant Stave off the Global Warming Crisis? 污染物可否推迟全球变暖危机?
- A diesel particulate filter is fitted as standard. 柴油微粒过滤器是标准装备。
