“developed surface”造句，怎麼用developed surface造句

Surfaces used widely in engineering, such as gyration surface, developed surface, the normal circular-arc surface and so on, are the typical Bertrand surface.

In the 15 years before China and the United States established diplomatic relations, on June 29, 1964, China successfully launched the first domestically developed surface-to-surface missile, and on October 16 the same year, China successfully exploded its first atom bomb.