名词
中文翻译：Unknown
同义词：
['navigational project', 'navigable project']
例句：
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1.The navigation project is crucial for the safe passage of ships.
导航项目对于船只的安全通行至关重要。
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2.The navigation project involves a complex system of signals and landmarks.
导航项目涉及一个复杂的信号和地标系统。
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3. The navigation project has been successfully completed, providing valuable information for future explorations.
导航项目已成功完成，为未来的探索提供了宝贵的信息。