average grading
英
美
- 平均粒度
双语例句
- Index based on coal properties shows that coal properties principally affect the forming of big FA and the average volume size of FA, and less to small FA.
飞灰粒度特性综合指数表明，煤质主要影响到粗粒度飞灰的形成及飞灰的体积平均粒度，而对细粒度飞灰的形成影响很小。
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