例文
- For example, in 15 BC the philosopher belt drive for a quilling machine, which was of great importance to early textile manufacturing.
- For example, in 15 BCE the philosopher Yang Xiong described the invention of the belt drive for a quilling machine, which was of great importance to early textile manufacturing . [ 379 ] The inventions of the artisan Ding Huan ( N?} ) are mentioned in the Book of Later Han.
