常見(jiàn)例句Two amide type double armed crown ethers containing dibenzo 18 crown 6 unit were synthesized and their structures were confirmed by IR, 1HNMR,MS and elemental analysis. 合成了2個(gè)含二苯并-18-冠-6單元的酰胺型雙臂冠醚化合物,其結(jié)構(gòu)經(jīng)IR、1HNMR、MS和元素分析確證,該2個(gè)化合物都不具有液晶性。Research on de amide type RTV silicone rubber 脫酰胺型RTV硅橡膠的研究Keywords silicone rubber;RTV;de amide type;low modulus;amide silane; 硅橡膠;室溫硫化;脫酰胺型;低模量;酰胺型硅烷;He drank off the flagon of wine amid their cheers. 在他們的喝彩聲中他喝了一大瓶酒。He sat down amid deafening applause. 他在震耳欲聾的掌聲中就坐。He kept calm amid all these excitements. 他在這些使人激動(dòng)的事件中保持鎮(zhèn)靜。 返回 amide-type