2010年3月19日是全美断网断电日——让人们从互联网、电视、苹果播放器、全球定位系统和电话中解脱24小时。对这样的倡议我决定置之不理，主要原因是我觉得这样做太过愚蠢。
I decided to ignore the National Day of Unplugging3 -a 24-hour break from the Internet, TV, iPods, GPS and phones-on March 19, 2010 largely because I thought it was stupid.
在企业车间和生产岗位，工具、设备、材料、工件等的位置要规范，要符合标准要求，实行现场定置管理。
In the workshop and post production, tools, equipment and materials, etc. the workpiece location must be standardized to meet the standard requirements, the implementation of on-site management.
实施寰椎后弓侧块螺钉固定术之前，需要对寰椎横断面ct等进行测量，确定置钉的安全区域。
It is necessary to confirm the safe area by using axial CT of Atlas before screw fixation.
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