major diameter

• 大直径

major diameter的用法和样例：

例句

1. The large diameter jockey pulley housed a spring to move the second parallelogram.
   大直径辅轮安置春季动议二平行四边形。
2. The formula is applied to the prebending design of large diameter weld pipe produced by UOE.
   预弯边机是大直径直缝埋弧焊管生产线的关键设备之一。