【简答题】A typical coal is 10 wt% ash. Most modern power plants grind their coal to an average particle size of about 100p.lf the ash were uniformly distributed in the coal, what would be the expected size of ...
【简答题】谈判的主题是指参加谈判的______、对谈判的______和______。
【判断题】Air velocity doesn’t impact the size of particle.
【判断题】两故障相的短路电流总是大小相等、方向相反,数值上为正序电流的3倍。
【判断题】Air velocity impacts the size of particle.
【判断题】The particle size range of colloidal is 5-500 mm.( )