将土豆削皮，切成大块，放入盐水中煮至变软，取出滤干后捣成泥。
Peel potatoes, cut into large chunks, boil in salted water until tender. Drain and mash until smooth.
以电熔镁砂为主要原料，固体酚醛树脂作结合剂，研制成功与电炉炼钢配套使用的中间包工作层用镁质干式捣打料。
A magnesite dry refractory ramming material used in tundish lining of electric furnace is researched, with electrically fused magnesite as main raw material and solid phenolic resin as bonding agent.
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