composite cone

例句：

1. 1. The engineer used a composite cone to shape the metal.
   工程师使用一个复合材料锥体来成型金属。
2. 2.The construction of this tower is made from a composite cone.
   这座塔的建造使用了复合材料锥体。
3. 3. The scientist discovered that the material used in the composite cone was stronger than expected.
   科学家发现，用于复合材料锥体的这种材料比预期的要强。