ash accretion的用法和樣例：
例句
- In petrochemical industry,the ash accumulation and fouling of furnace tubes have a serious negative impact on furnace thermal efficiency.
石化行業加熱爐爐管的積灰結垢會嚴重影響加熱爐的熱效率。 - The problem of serious accumulation of ash and scaling on furnace pipe not only increases energy but also menaces the safety of production, so it is highly noted in many trades.
摘要積灰結垢是各種爐子存在的普遍問題，它不僅引起能耗增加，且存在著各種不安全隱患，嚴重威脅安全生產，已引起各行業的高度重視。
