号码将凹雕在一块金属板上.The number shall be cut in on a plate.凹雕艺术以此种方式雕刻图案的艺术或过程.The art or process of carving a design in this manner....

“凹雕”的拼音为：āo diāo...

“凹雕”的英语可以翻译为：intaglio，hollow relief，diaglyph，diaglyphic work ...