英语词汇fine particles怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

　

单词	fine particles
释义	fine particles 简明释义细颗粒物：指空气中直径小于或等于2.5微米的颗粒物，对人体健康有害。网络释义 1 ?细颗粒物文章详细信息关键词：细颗粒物;;机动车尾气;;时空分布 [gap=1369]Keywords: fine particles,vehicle exhaust,space-time distribution 2 ?细微颗粒据健康专家介绍，fine particles（细微颗粒）粒径小，富含大量的有毒、有害物质且在大气中的停留时间长、输送距离远，因而对人体健康和大气环境质量的影响更大。 3 ?细颗粒后者属于细颗粒的范畴，通常也称之为微细颗粒(Fine Particles)。另外，美国环保署对大气中的颗粒物进行了更加细致的定义，分别为：超粗颗粒 (Super-coarse Particles, d pa >10)，粗颗粒(Coa... 短语 1 fine particles fiuidization 细粒流态化 2 Supersonic Fine Particles Bombarding 超音速微粒轰击技术 ; 超音速微粒轰击 3 fine particles flotation 细粒浮选双语例句 1 These fine particles penetrate deep into the lungs. 这些微小的尘埃可深深地吸入肺部。《牛津词典》 2 It carries fine particles of sand, which bombard exposed rock surfaces, thereby wearing them into yet more sand. 它携带着细小的沙粒，这些沙粒会轰击裸露的岩石表面，从而把岩石磨成更多的沙子。 3 And here is that tube which has these fine particles. 这是装有这些微粒的试管。
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更新时间：2025/8/12 23:20:43