Clinical observation on reversal effect of weiansan on precancerous lesion of stomach carcinoma 胃安散逆转胃癌前病变作用的临床观察
Research on reversal effect of multidrug resistance in human leukemic cell line by egcg and its mechanisms 02细胞对阿霉素耐药性机理的研究
The conclusion is that the effectiveness on the whole is decreasing , while the effectiveness of fiscal investment is increasing at all time in china ; the fiscal consumptive expenditure and government transfers give two kinds of reversal effects 通过模型分析发现,我国财政支出总量具有正向经济产出效应,但是强度正在减弱;财政投资性支出具有较强的正向产出效应,财政消费性支出和转移支付的经济产出效应有方向性变化。