Experiment on the transesterification of jatropha curcas oil with p - toluene sulphonic acid as catalyst was studied.实验研究了麻疯树油在对 甲苯 磺酸催化剂的作用下与甲醇发生转酯化反应生成脂肪酸甲酯(生物柴油)的情况.Isopropyl p - hydroxybenzoate was synthesized with t...
At last, some propositions for designing monolithic ferroelectric thin film IR - FPA are also presented.最后, 对设计和研制单片式铁电薄膜IR-FPA器件提出了一些看法和建议.They stigmatize these propositions as'stifling '.他们把这些命题贬称 “ 琐碎”.They ...