Health workers spread the word about the benefits of immunisation.医疗工作者宣传关于接种疫苗的好处.The disease was stopped in its tracks by immunisation programmes.免疫方案阻止了这种疾病的蔓延.Immunisation should be postponed in patients with febrile...
它们是催化合成肉桂酸正丁酯的良好催化剂.They were good catalyst for synthesis of n - butyl cinnamate.计算并绘制了H_2O及反式肉桂酸的MEP图.MEP of H _ 2 O and trans - cinnamic acid were calculated, and themaps were drawn.以钨硅杂多酸为催化剂,通过肉桂酸和正丁醇反应合成肉桂酸正丁酯.Butyl...