A cylinder connected to a cone is often met in sheetmetalwork.
园柱管与园锥相接合，在钣金工作中是经常遇到的。
2
Today, B&J specializes in welding, machine parts and precision sheetmetalwork.
如今，B&J公司专门从事焊接、机械零件和精密钣金业务。
3
They are employed by sheetmetal fabrication shops, sheetmetal products manufacturing companies, sheetmetalwork contractors and various industrial sectors.