名词
中文翻译：燃料管路接头
同义词：
['fuel fitting', 'fuel connector']
例句：
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1.The fuel line cock is used to open and close the fuel line.
燃料管路接头用于打开和关闭燃料管路。
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2.The technician carefully checked the fuel line cock before starting the engine.
技术人员在启动发动机前仔细检查了燃料管路接头。
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3.The fuel line cock was a critical component in the engine's operation.
燃料管路接头是引擎运行的关键部件。