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[2015年上半年VOA常速英语] VOA常速英语(翻译+字幕+讲解):亚马逊无人机送货计划提交专利申请
通过定位客户的智能手机位置等移动设备,无人机可以躲开生物并且越过无生命障碍,确定着陆安全区域并在30分钟内将包裹交给买家。2015-05-15 编辑:mike
Severity: Notice
Message: Memcache::connect(): Server 127.0.0.1 (tcp 11211, udp 0) failed with: Connection refused (111)
Filename: libraries/Cache_file.php
Line Number: 28
Severity: Warning
Message: Memcache::connect(): Can't connect to 127.0.0.1:11211, Connection refused (111)
Filename: libraries/Cache_file.php
Line Number: 28
2015-05-15 编辑:mike