名词
中文翻译：气体密封
同义词：
['gasket', 'gastight', 'gas-tight joint']
例句：
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1.The engineer used a gas seal to prevent leaks during the installation process.
工程师使用气体密封来防止安装过程中的泄漏。
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2. The gas seal was designed to ensure that the container was airtight and leak-proof.
这个气体密封设计用来确保容器是气密且防漏的。
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3. The gas seal was tested before the launch of the spacecraft to ensure its reliability.
发射飞船之前，对气体密封进行了测试以确保其可靠性。