美国一直是一个流动性很强的国家，但美国人口普查局的最新数据显示，美国的人口流动率已降至有记录以来的最低水平。
The US has always been a remarkably mobile country, but new data from the Census Bureau indicate that mobility has reached its lowest level in recorded history.
去年国家统计办公室公布的数据显示，人口结婚比例降到自1862有记录以来最低水平。
Figures from the Office for National Statistics published last year showed the proportion of the population getting married had dropped to its lowest level since records began, in 1862.
表1显示了手机连上充电器经过一晚上之后，系统记录的电量水平。
Chart 1 shows system reported battery levels over the course of one night, with the phone plugged in to a charger.
联邦记录显示，在过去10年里，上大支流煤矿的工伤率至少在6年内高于全国类似条件煤矿的平均水平。
For at least six of the past 10 years, federal records indicate, the Upper Big Branch mine has recorded an injury rate worse than the national average for similar operations.
连接32个TFT32发送器在网络中并运行格林黄素油库软件显示的水平，监测继电器状态，坦克和数据记录的水平。
Connect up to 32 TFT32 Transmitters in a network and run Greyline TFS tank Farm Software to display levels, monitor relay status, and data log tank levels.
连接32个TFT32发送器在网络中并运行格林黄素油库软件显示的水平，监测继电器状态，坦克和数据记录的水平。
Connect up to 32 TFT32 Transmitters in a network and run Greyline TFS tank Farm Software to display levels, monitor relay status, and data log tank levels.
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