colloid mixture
胶体混合物
以上为机器翻译结果，长、整句建议使用 人工翻译 。
In this paper, the loose mixture with aluminum phosphate colloid as binder and metallurgical magnesia as hardening agent for shell mold was studied.
研究了以磷酸铝为粘结剂、煅烧冶金镁砂为硬化剂的壳型松散料。
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