阿糖胞苷水溶液pH 6.9,在60℃、70℃、80℃三个恒温水浴中进行加速试验,求得一级反应速度常数分别为3.5×10-4(h-1)、7.97×10-4(h-1)、1.84×10-3(h-1),求反应活化能及阿糖胞苷水溶液的有效期。
She decided to ________ her studies after obtaining her first degree.
A purchase
B pursue
C persuade
D prevail
A indications
B implications
C symbolizations
D representations