双层衬里 meaning in Chinese

dual-layer lining

This paper discusses how to improve expand section ' s lining of heavy - calibre and high - tempreture , the steel - fibre lining is improved to be the lining of firebrick and fireproof material , to avoide the lining drop and meet the needs of production
摘要阐述了如何将大口径高温膨胀节衬里由钢纤维双层衬里改为耐火砖加耐火浇注料结构，避免了衬里脱落，满足了生产需要。
Wear resistant layer of cylinder and double - layer liner in catalyst creaking apparatus ( without or with tortoiseshell net can be used ) , inner liner of carbon monoxide exhaust - heat boiler , pouring at site for furnace roof with high temperature of heating furnace of steel rolling , different forging furnace , resistance furnace , the prefabricated parts can also be made
催化裂化装置中的筒体耐磨层及双层衬里, （无龟甲网和有龟甲网均可采用）及一氧化碳余热锅炉的内衬，也适用于轧钢加热炉、各种煅造炉、电阻炉的炉顶、炉墙、炉底高温部位的现场浇注，可制成预制构件。