单词 | 杜拉铝 |
例句 | DEFINITIVE EXAMPLES 权威例句〔duralumin〕An alloy of aluminum that contains copper, manganese, magnesium, iron, and silicon and is resistant to corrosion by acids and sea water.杜拉铝:一种铝合金,含铜、锰、镁、铁与硅,能抗酸和海水腐蚀美国传统 |
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