The Bank has combined these measures into a composite ratio.
银行已综合这些措施成为一个综合比率。
The composite ratio of oligotrophic bacteria and algicidal strain is 2:1, after separately training.
菌剂复配方式为分别培养后投加，贫营养菌与溶藻菌的复配比为2：1。
China's stock market benchmark, the Shanghai Composite Index, plunged by 7.73 percent Tuesday after the People's Bank of China said it would raise the reserve ratio by one percent this month.
中国人民银行宣布将于本月把银行存款准备金率提高一个百分点后，具有指标性的上海综指星期二暴跌百分之7.7。
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