Most people walk at an average rate of 5 kilometres an hour.
大多数人步行的平均速度为每小时5公里。
Per capita GNP has grown at an average rate of 7.6% from 1980-1992.
从1980年至1992年，人均国民生产总值平均增长率为7.6%。
Per capita GNP has grown at an average rate of 7.6% from 1980—1992.
从1980年到1992年间，人均国民生产总值平均上涨率为7.6个百分点。
The mine reportedly had an accident rate treble the national average.
据报道，那个矿的事故发生率是全国平均水平的三倍。
Crime is also an issue: the crime rate remains above the state average.
犯罪同样是个问题，犯罪率持续高于平均水平。
It cut the property-tax rate from an average of 2.6% to 1% in every county.
它将每个县的财产税税率从平均2.6%削减到1%。
Since 1990, CO2 emissions in the U.S. have grown at an average annual rate of 0.6%.
自1990年以来，美国的二氧化碳排放量以年均0.6%的速度增长。
Light (heavy) industry expended at an average annual rate of 20%.
轻(重)工业以年平均20%的速度增长。
Western analysts believe that China could boost exports at an annual average rate of 20%.
西方分析家认为，中国的出口额平均每年可增加20%。
For example, Switzerland is one of the happiest countries, with an average unemployment rate of 3.5%.
例如，瑞士是最为幸福的国家之一，其失业率大约为3.5%。
Exceeded company activity standards with an average connection rate of 20 percent.
平均接通率比公司规定的标准高百分之二十。
And the number is still growing at an average annual rate of 18%.
而这个数字还在以每年平均18%的速度增长。
Since 1980, China's real GDP has grown at an average annual rate of 10%.
1980年以来，中国的实际GDP年均增长百分之十。
Since 1980, China's real GDP has grown at an average annual rate of 10%.
1980年以来，中国的实际GDP年均增长百分之十。
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