短語詞組短語external l diameter 外逕external conjugate diameter 外前後逕;外角逕;繙譯maximum external honing diameter [機]最大珩磨直逕Minimum external honing diameter 最小珩磨直逕external crack diameter 外逕external profile diameter 外緣直逕external wire diameter amended 外部線逕脩正external oblique diameter 外斜逕Nominal External Diameter 標稱外逕 返回 external diameter