... 杀 kill\HALT \VERB 陶道 Kiln Path 般 kind ...
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Preparation method and chief process conditions of food grade calcium hydrogen phosphate from Kiln - way phosphoric acid are investigated and corresponding flow path is presented.
探讨了由窑法磷酸制备食品级磷酸氢钙的方法和主要工艺条件，提出了相应的工艺流程。
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