First,i'm not familiar with chinese,but i guess i can still help u,RuDP and RuBP means Ribulose Diphosphate and RiBulose Bisphosphate,these two chemical molecules are the same thing but write in different ways for in English,to show "Two",Di- and Bis- are both valid answer.Therefore,RuDP and RuBP are the same thing,a pentose with two phosphates group attach.Hopefully that help u