extrudation

例句：

1. 1.The machine is designed to extrude metal sheets into tubes.
   这台机器被设计用来将金属板挤压成管状。
2. 2.The oil was extruded from the well during the drilling process.
   油是在钻井过程中从井中挤压出来的。
3. 3.The engineer used a special tool to extrude the plastic parts.
   工程师使用一种特殊的工具来挤压塑料部件。