The results showed that the prepared pseoudo-boehmite had the features of higher alumina content, larger surface area and less impurity.
英
美
结果表明:以酸法合成的拟薄水铝石具有氧化铝含量高、比表面积大、杂质少的特点,但结晶度略低。
目录
查词历史
英 汉