n.碳化物（金属碳化物），硬质合金，碳化钙，电石

The tungsten carbide drill bit is extremely durable for drilling through hard materials.
碳化钨钻头对于钻透硬质材料非常耐用。
The grinding wheel is made of diamond and carbide, ensuring a smooth finish on metal surfaces.
这个砂轮由钻石和碳化物制成，能确保金属表面光滑。
The carbide tip on the saw blade provides exceptional cutting efficiency.
锯片上的碳化物尖端提供了卓越的切割效率。
The old carbide lamp had been replaced with a modern LED one, improving safety in the mine.
老式的碳化物灯被新型LED灯取代，提高了矿井的安全性。
The tool's carbide coating increases its resistance to wear and tear.
工具的碳化物涂层增强了其耐磨性。
The carbide anvil is a crucial component in modern industrial forging processes.
碳化物砧座是现代工业锻造过程中的关键部件。
The gardener sharpened the carbide hoe for better soil preparation.
园丁将碳化物锄头磨得锋利，以便更好地准备土壤。
The carbide-based catalysts are widely used in chemical reactions.
基于碳化物的催化剂在化学反应中被广泛应用。
The archaeologist found a rare ancient carbide knife during their excavation.
考古学家在挖掘过程中发现了一把罕见的古代碳化物刀。
The manufacturer coated the metal part with a layer of carbide for increased hardness.
制造商在金属部件上涂了一层碳化物以增加硬度。