修補爐襯; 補爐; 鑄件清理
Fettling \Fet"tling\, n.
1. (Metal.) A mixture of ore, cinders, etc., used to line the
hearth of a puddling furnace. [Eng.] [It is commonly
called {fix} in the United States.]
2. (Pottery) The operation of shaving or smoothing the
surface of undried clay ware.