名词短语
中文翻译：外部压力管道螺纹
同义词：
['外部压力管道螺纹，外部压力管道螺纹接头']
例句：
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1.The external pressure pipeline thread is crucial for the operation of the oil well.
外部压力管道螺纹对于油井的运行至关重要。
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2.The engineer used a special tool to tighten the external pressure pipeline thread.
工程师使用一种特殊的工具来紧固外部压力管道螺纹。
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3.The external pressure pipeline thread must be installed correctly to ensure the safety of the oil well.
外部压力管道螺纹必须正确安装以确保油井的安全。