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1.The new electronic device uses bronze-graphite contact material to improve its performance.
这款新型电子设备使用了青铜石墨接触材料来提高其性能。
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2. The engineers designed a bronze-graphite contact material for the new machine.
工程师们为新机器设计了青铜石墨接触材料。
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3. The bronze-graphite contact material is widely used in electrical engineering due to its excellent electrical conductivity.
由于其出色的电导率，青铜石墨接触材料在电气工程中被广泛使用。