“二氨基”用英语怎么说

本文报道2, 4-二氨基 -6- 取代哌哗嗪基喹唑啉衍生物的合成及其抗疟活性.A series of 2, 4 - diamino - 6 - substituted piperazine quinazolines was synthesized.本公司主要经营各种硫化染料,硫化染料, 2.4-二氨基甲苯等等.Our company mainly engaged in all kinds of Sulfur Dyes Sulfur Dy...