... hf bus 高频母线 hf drying 高频烘干 HF DNF 韩服地下城与勇士 ; 韩服 ...
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The silica xerogels were synthesized by ambient pressure drying method with hydrofluoric acid (HF) as catalyzer. The influence of catalyzer and drying method on the xerogels were analyzed.
以氢氟酸(HF)为催化剂,采用常压干燥法制备了二氧化硅干凝胶,分析了催化剂和干燥条件对干凝胶的影响。
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