On average these mosses grow at the glacial speed of 1 millimeter per year-and some of the turfs are meters thick.

平均来说，这些苔藓以每年大约1毫米的极慢速度生长，而某些草皮有数米厚。

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It is shown that, compared with the results from traditional BP neural network, the average error rate is reduced by 1% and the convergence speed raised by 3 times.

结果表明，小波神经网络方法比传统BP网络方法平均预测误差减小了1%，收敛速度加快了3倍。

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We got the following conclusions: (1) There is a significant correlation between forest fire and wind speed, annual temperature range, average temperature.

研究的主要结论有：(1)森林火灾的发生与风速、气温年较差、平均气温有着显著相关性。

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From a research station operated by the National Science Foundation called Summit Camp, a spot where the ice sheet is about 2 miles thick, GROVER will crawl at an average speed of 1.2 mph (2 kilometers per hour).

ENGADGET: NASA's GROVER eco-rover to examine Greenland's ice sheet (video)

The average upload speed was 1.4Mbps, up from 0.3Mbps average in May.

BBC: Average UK broadband speeds hit double figures

Most notably, it found that drivers in just about every state stay within the speed limit on average, with only Mississippi edging 0.1 miles per hour over the top speed limit of 70 MPH.

ENGADGET: TomTom data finds drivers aren't speeding much, are being watched