名词
中文翻译:低等级铜
同义词:
['low-purity copper', 'low-quality copper', 'low-melting point copper']
例句:
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1. This type of copper is commonly used in electrical wiring.
这种类型的铜常用于电气线路。
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2. The new factory will produce low-grade copper for the construction industry.
新工厂将生产低等级铜以供应建筑业。
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3. Copper is a valuable metal that can be refined to various grades.
铜是一种宝贵的金属,可以提炼成不同的等级。