专用放電,如轮胎模具专用放電,鞋模专用放電等等 Krar, Stephen F. and Gill, Arthur R. (2003) Exploring Advanced Manufacturing Technologies, Industrial Press Inc. ISBN 0831131500. p. 6.2.1 Jameson
of drill and tap sizes) 絲攻和絲板 Tap wrench(英语:Tap wrench) Threading(英语:Threading (manufacturing)) 磨削和研磨 Abrasive(英语:Abrasive) Angle grinder(英语:Angle grinder)