“爬行者”待在水平面上，很慢地爬行但是通常在直线上，一种更加节能的到处走动的方式。

"Crawlers" stayed horizontal, moving more slowly but generally in straighter lines, a more energy-efficient way of getting around.

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具体来说，爬行器可以用于具有复杂井眼轨迹的、采用裸眼完井的水平井，可以获得生产井和注水井的高质量流动剖面数据。

Specifically, they can successfully negotiate complex well trajectories in horizontal open hole well completions, enabling acquisition of good quality flow profiles in both producers and injectors.

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