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1. This material is used in the production of high-speed rail tracks.
这种材料用于高速铁路轨道的生产。
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2. The new alloy has excellent thermal conductivity and corrosion resistance.
这种新型合金具有优异的热导率和耐腐蚀性。
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3. The copper alloy has a high melting point, making it suitable for use in heat exchangers.
铜合金具有高熔点，适用于热交换器的使用。