off-port backup land 离岸后勤用地
port backup land 港口后勤用地 ; 离岸后勤用地
backup Land Use Study 港口后勤用地研究
Port-backup Land Use Study 港口后勤用地研究
backup p land 预留地
Clouds and rain in Florida forced NASA to land the shuttle at a backup landing site.
弗罗里达连日的阴雨连绵不得不让国家航空和宇宙航行局启用这个备用降落场。
Onboard battery-powered computer controls allow the kites to land themselves during extreme weather conditions, or if the tether is severed, and multiple motors provide a backup if one motor fails.
使用电池供电的电脑来控制使风筝飞行姿态，在极端天气条件下或者是系绳出现问题时通过电机来控制，同时配有多台电动机提供备用。
In addition, the land transportation banding techniques in a professional team of storage and backup, which greatly increase the safety factors of carriage of goods.
再加上陆路运输方面以具有专业绑扎技术的仓库和车队做后盾，极大的增加了货物运输的安全系数。
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