These gorgeous colors with enamel drawn by quill or a fine brush to the metal in a furnace firing repeatedly, until the formation of the desired color and delicate.
这些具绚烂色彩的珐琅通过鹅毛笔或极细的画笔绘制在金属上，在炉中反复焙烧，直到形成所需的细腻色泽。
Both the structure and principles of design of an electrical furnace for melting enamel frit have been recommended.
介绍了电熔搪瓷瓷釉熔炉的结构及设计原理。
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