目的：评价航渡营养口粮抗疲劳功能。
Objective: To evaluate the anti fatigue effect of the underway nutritional ration.
通过追踪安全等深线和处理障碍区，得到可航渡区域。
Safety contours were traced, obstacle areas were computed, and navigable areas were acquired.
比起在夜晚光辉璀璨的陆家嘴，人们会更喜欢充满孩子们打闹嬉笑的万航渡路。
in contrast to the lighted Lujiazui in the night, we prefer to listen to the playing children on Wanhangdu Road.
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