报道了三元共聚物 聚甲基 乙撑-环己撑 碳酸 酯 的制备与性能研究.The terpolymerization of propylene oxide ( PO ) and cyclohexene oxide ( CHO ) with carbon dioxide ( CO 2 ) was investigated.二羟甲基二羟基乙撑脲树脂 ( 即DMDHEU简称2D树脂 ) 是目前应用最多的抗皱免烫整理剂.At present , Di...
有时我, 像嫉妒的, 我喜欢玩天真的. 你能默默地忍耐?Sometimes I, like jealous, I liked playing childish. You can silently endure?我们错误的判断够天真的.Our error in judgement was innocent enough....
He will visit once a fortnight to see how his new staff are progressing...他会每两个星期来访一次，看看他的新员工进展如何。The work is progressing steadily.工作在稳步地取得进展.Loss of weight is directly proportional to the rate at which the disease is pr...