常見例句Synthesis of Thieno [3,4-d] Pyrimidine-2,4-Dione Derivatives 噻吩駢[3,4-d]嘧啶-2,4-二酮衍生物的合成THE INHIBITION ACTIVITY OF THIENO [3,4-d] PYRIMIDINE-2,4-DIONE DERIVATIVES ON PHOSPHODIESTERASE 噻吩駢[3,4-d]嘧啶-2,4-二酮類化合物對PDE的抑制作用Mass Spectra of Sulphur-Containing Heterocycles:Thieno [3,4-d] Pyrimidine-2,4-Dione Derivatives 噻吩駢[3,4-d]嘧啶-2,4-二酮的質(zhì)譜研究Synthesis and Characterization of 2,5-Bis(2-phenanthrenyl)- thieno[3,2-b]thiophene and Its Application in Organic Thin-film Transistors 二(2-菲基)-[3,2-b]并二噻吩的合成、表征及在有機薄膜晶體管中的應(yīng)用Thieno [ 2 噻吩并[2thienon. 噻吩并 返回 thieno-