固体核磁共振技术研究金属氧化物类固体酸催化剂的酸碱性
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Acidity and Basicity of Solid Acid Catalysts Studied by Solid-State NMR
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图3. 水分子在(a) MO4和(b) MO5结构单元上的吸附模型[ |
Fig.3. Adsorption models of water molecules over (a) MO4 structural unit and (b) MO5 structural unit[ |
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