diaminomaleonitrile的音标：diaminomaleonitrile的英式发音音标为：[daɪæmɪnəʊmeɪli:əʊ'naɪtraɪl]diaminomaleonitrile的美式发音音标为：[daɪæmɪnoʊmeɪlioʊ'naɪtraɪl]...

A series of Copolyimides, derived from hexamethylene diamine ( HMD ) , 4,4� � - diaminodiphenyl ether ( ODA ) and 3,3� �, 4,4� � - oxydiphthalic dianhydride ( ODPA ), were prepared.采用二苯醚3,3, ′4, 4′-四 甲酸 二酐与己二胺和4, 4′-二氨基二...

菱形变形，菱形形变，菱形化...

n.氰基胍，双氰胺...