In addition a chromium-free formula is applied to prepare new generation dimethyl oxalate hydrogenation catalyst, showing better performance than the former generation catalyst.
而新一代草酸二甲酯加氢催化剂采用了无铬配方，性能指标也优于一代技术。
In addition a chromium-free formula is applied to prepare new generation dimethyl oxalate hydrogenation catalyst, showing better performance than the former generation catalyst.
而新一代草酸二甲酯加氢催化剂采用了无铬配方，性能指标也优于一代技术。
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