名词
中文翻译：发展系数
同义词：
['growth rate', 'growth index']
例句：
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1. The company's developmentquotient has been steadily increasing.
该公司的发展系数一直在稳步增长。
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2. Theeconomic growth rate is expectedto reach 6% thisyear.
预计今年经济增长率将达到6%。
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3.The development index of the economy has beendeclining recently.
最近经济的发展指数一直在下降。