feed cone pulley的用法和样例：
- Cutaway Model Adjustable Cone Pulley Drive
- That boxer is a prodigious feed.
- mainly handle in hard surface for seriously wearing and tearing workpieces such as cone pulley、wire roll、string capture、in drawing wire and hawser industrial.
- Unwaged members pay a lower entrance fee.
- Our flag is raised to the top of a pole by a rope and two pulley.