英汉词典

1.The effects of orthophosphoric acid concentration in precursor preparation with n pentanol as reductive agent on vanadium catalyst behavior were studied.

实验考察了以正戊醇为还原剂的前驱体制备过程中磷酸浓度对催化剂性能的影响。

2.The effects of orthophosphoric acid concentration in precursor preparation with n pentanol as reductive agent on vanadium catalyst behavior were studied.

实验考察了以正戊醇为还原剂的前驱体制备过程中磷酸浓度对催化剂性能的影响。

3.The effects of orthophosphoric acid concentration in precursor preparation on the catalyst behavior have been studied.

考察了前驱体制备过程中磷酸含量对催化剂性能的影响。

4.Phosphorous acid is the acid anhydride of orthophosphoric acid (h 3 PO 4).

五氧化二磷是正磷酸(H3PO4)的酸酐。