spark erosion machining造句

Traditional machining techniques such as " electro-discharge machining ", " spark erosion machining ", and " laser drilling " have been scaled from the millimeter size range to micrometer range, but they do not share the main idea of microelectronics-originated microfabrication : replication and parallel fabrication of hundreds or millions of identical structures.
It's difficult to find spark erosion machining in a sentence. 用spark erosion machining造句挺难的