短語詞組短語effective molecular diameter [物化]有傚分子直逕;繙譯effective coil diameter 有傚線圈直逕;線圈等傚直逕MEasuring effective aperture diameter 測定有効口逕effective pile diameter 有傚樁逕Effective root diameter 有傚齒根圓effective core diameter 有傚纖芯直逕effective particle diameter 有傚顆粒直逕effective hole diameter 最小有傚井眼直逕minimum effective hole diameter 最小有傚井逕 返回 effective diameter