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汉语拼音：fēi huī

1.律管中飞动的葭灰，古代以此候测节气。

2.飞扬的灰烬。

1. 律管中飞动的葭灰，古代以此候测节气。

   唐 阴行先 《和张燕公湘中九日登高》：“重阳初启节，无射正飞灰。”

2. 飞扬的灰烬。

   明 刘基 《巫山高》诗：“猛风吹雨洗不尽，假手 秦 炬歊飞灰。” 鲁迅 《南腔北调集·火》：“一场大火，几十里路的延烧过去，稻禾、树木、房舍－－尤其是草棚－－一会儿都变成飞灰了。”

• The significant decline in carbon content of fly - ash of particle size.

  提高煤粉细度,可显著降低飞灰的含碳量.

• And reburning PC is finer, UBC increase is smaller.

  再燃粉越细,飞灰含碳量随细度增加而降低越慢.

• Under given loads, the wear rate of composites decreases with the content of fly ash increases.

  当载荷一定时随飞灰含量增加,复合材料的磨损率降低.

• The bigger the specific surface area of ash particles and thus the more mercury adsorbed.

  飞灰颗粒比表面积增大,飞灰的汞吸附趋于增加.

• These in - situ reactions result in the change of reactivity features of amorphous fly ash particles.

  反应的发生导致了飞灰颗粒的非晶态及反应特性的改变.

• The size distribution of fly ash particles entering an electrostatic precipitator normally follows an R - R distribution.

  静电除尘器中入口飞灰颗粒群的粒径分布一般符合R -R 分布.

• The higher the acidity of solvent, the higher the solubility of As and Se in it.

  溶提剂酸度愈高, 对飞灰中砷、硒的溶解率也愈高.

• Highly reactive sorbents for SO 2 removal from flue gas were prepared from fly ash mixtures.

  飞灰与消石灰可以制备高活性吸收剂去除烟气中的二氧化硫.