短語詞組短語contour -line division manufacturing method 等高分割制造法topographic contour -line 地形等高線contour r line 等高線contour contour line 等高線basic contour line 基準外形線zero difference contour line 零差輪廓線enamel contour line 釉質外廓線;釉質外廓線英語 返回 contour line