aluminum copper

例句：

1. 1. This aluminum pipe is strong enough to support a heavy load.
   这个铝管足够坚固，能承受重负载。
2. 2.Aluminum foil is often used as a protective layer in packaging.
   铝箔常用于包装的防护层。
3. 3. The aluminum alloy has excellent corrosion resistance and is widely used in various industries.
   这种铝合金具有极好的耐腐蚀性，广泛应用于各种工业。
4. 1. Copper is a soft metal that is often used for electrical wiring.
   铜是一种软金属，常用于电线。
5. 2. Copper pipes are more durable than plastic pipes and are commonly used in plumbing systems.
   铜管比塑料管更耐用，常用于管道系统中。
6. 3. Copper is also known for its antimicrobial properties, making it useful in medical applications.
   铜因其抗菌特性而闻名，在医疗应用中很有用。