fire board of calcium silicate
fire board of calcium silicate
硅酸钙防火板
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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By a given moulding technique condition, the details of contents for producing asbestos-free calcium silicate board, the primary material for the fire duct, were discussed.
研究了一种新型耐火风管的制造方法，探讨了在一定的工艺条件下耐火风管主材-无石棉硅酸钙板的模压成型配方。
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