名词
中文翻译：熔炼操作
同义词：
['smelting process', 'metallurgical operation例句：1. The smelting operation of the new furnace is being tested today.（今天正在测试新炉子的熔炼操作。）2. The engineers are responsible for overseeing the smelting operation at the factory.（工程师们负责监督工厂的熔炼操作。）']
例句：
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1. The smelting operation of the new furnace is being tested today.
今天正在测试新炉子的熔炼操作。
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2. The engineers are responsible for overseeing the smelting operation at the factory.
工程师们负责监督工厂的熔炼操作。
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3. The smelting operation is a crucial step in the manufacturing process.
熔炼操作是制造过程中至关重要的一步。