As the percent of tall fescue shoots increases per unit area, the width of blades of tall fescue in different mixture is the identical, and any discrepancy in the average growth speed is not obvious.

随着单位面积高羊茅枝条数增加，各混播组合中高羊茅叶宽相同，平均生长速度差异不明显。

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Averaging a 14.4% growth rate since 1978, China is among the world's fastest growing consumer countries-three times the world's average speed.

中国是全球消费增长最快的国家之一，1978年以来年均增长14.4%，是世界平均水平的3倍。

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Technological innovation is the engine of modern economic growth. Chinese technological level is increasing, however, its speed (annual rate of 5% on average) lags behind economic growth.

中国技术进步水平在不断上升，但其上升速度(平均大约5 %)滞后于经济增长速度。

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