The studies on migration and evolution of selenium during preparation and gasification of coal should be strengthened.
2
可加装软硬毛刷清洗选择装置(选购件)，适合对硬low - E玻璃的清洗。
Optional for hard and soft brusher device, which is special design for hard LOW-E glass washing.
3
高硫煤的洁净(CCHS)技术包括筛分、洗选、配制、炉前成型和炉内固硫等。
Clean coal Technologies of high sulfur coal (CCHS) include: screening, washing, coal blending, furnace-front briquetting and capturing sulfur in furnace.
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