Compared with the prior art, the invention is capable of forming dark figures similar to marble patterns, the surface has metallic luster, and sound reflecting function is achieved;
与现有技术相比，本发明能够形成类似于云石图案的暗花纹，表面具有金属光泽，可以起到较好的反光作用；
Compared with the prior art, the invention is capable of forming dark figures similar to marble patterns, the surface has metallic luster, and sound reflecting function is achieved;
与现有技术相比，本发明能够形成类似于云石图案的暗花纹，表面具有金属光泽，可以起到较好的反光作用；
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