porous ceramic impregnated wiring body
... Surface protection of porous ceramic bodies 多孔陶瓷坯体的表层防护 Porous ceramic impregnated wiring body 嵌丝多孔陶瓷 Porous ceramic material and producing method of same, and valve unit 多孔陶瓷材料及利用该材料生产电子管元件的方法 ..
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