low ash coal 低灰分煤
high-ash coal 高灰分煤
free-ash coal 无灰煤
hard ash coal 硬灰煤
high-fusion-ash coal 高熔灰煤
high ash coal [矿物] 高灰份煤
low w ash coal 低灰分煤
Coal ash [环境] [矿业] 煤灰 ; 粉煤灰 ; 煤灰成分
low-ash coal 低灰煤
Low ash coal is a precondition to develop a new area of coal utilization.
低灰煤是开发煤炭应用新领域的前提。
Slush coal water mixture is a high ash coal water mixture, and be made on the CWS production technique.
煤泥水煤浆是一种高灰煤泥水煤浆，它是依托水煤浆技术而开发的一种新型燃料。
The low ash coal dewatering process is especially suitable for preparing high grade active carbon with low ash coal.
本发明疏水团聚造粒助滤的低灰煤脱水方法，最适用于低灰煤制备高档活性炭。
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