有关雾霾的词汇

1、有关雾霾的词汇英文中，“雾霾”可以用haze表示。“雾霾天气”则可译为hazy weather。例：The hazy weather would continue until Wednesday in Beijing, local meteorologists said. (气象学家说，北京的雾霾天气将持续到星期三。)除了有雾霾的意思，haze作名词还有薄雾，迷糊的意思;另外作动词时还有变模糊、戏弄的意思。你知道fog(雾)和haze(霾)的区别吗?二者的区别为：雾的相对湿度(the relative humidity)一般在90%以上，而霾在80%以下，但通常两者并存。能见度(visibil

2、ity)在1公里以下的称为雾，1公里以上但小于10公里的属于灰霾(dust haze)现象。来学习一些有关雾霾的英语词汇吧!空气质量指数 Air Quality Index, AQI大气污染指数 Air Pollution Index, API空气重污染红色预警the red alert for heavy air pollution相对湿度 relative humidity能见度 visibility悬浮微粒 particulate matter防尘口罩 anti-dust mask空气净化器 air purifier提醒大家，可不能小看雾霾的危害，要尽量避免户外运动，外出要做好“戴口罩”

3、等防护措施哦!不过，面对爆表的PM2.5数值，哪种口罩最有效呐?当然是防颗粒物口罩(particulate respirator)啦!The intended use of a respirator is to help reduce the wearers exposure to airborne particles that could be inhaled and enter the human respiratory system.防颗粒物口罩的用途是帮助减少空气中可吸入颗粒物进入人体呼吸系统。In the US, to qualify as a certified respirato

4、r, the mask must be approved by National Institute for Occupational Safety and Health (NIOSH) as to its respiratory protection efficiency. One of the most common respirator masks is NIOSH N95, which filters at least 95 percent of particles with diameters ranging from 0.1 to 0.3 m. That means the respirator is effective against dust, pollen and PM2.5.在美国，防颗粒物口罩必须根据其呼吸防护的有效性，来获得美国国家职业安全卫生研究所(简称NIOSH)的鉴定认证。最常见的一种便