The fuberidazole was prepared by reaction of O - phenylenediamine with furfural at the presence of CTMABas catalyst.以邻苯二胺和糠醛为原料,以十六甲基三烷基溴化铵(CTMAB)为催化剂合成了麦穗宁....
对于自己那台车性能的稳定性他根本不担心。He's not at all worried about his car's reliability.同时，政治稳定性将放在首位。Political stability, meanwhile, will be a prime concern.工作稳定性已成为很多员工衡量一份工作好坏的标准。Job security has become the touchstone of a ...