名词
中文翻译：Unknown
同义词：
['gas tight test', 'gas tight test例句：1. The engineer conducted a gas tight test on the new engine to ensure it would perform optimally.（工程师对新引擎进行了气体密封测试，以确保其能发挥最佳性能。）2. Before starting the engine', 'the technician performed a gas tight test to check for any leaks.（在启动引擎之前，技术人员进行了气体密封测试，以检查是否存在泄漏。）']
例句：
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1. The engineer conducted a gas tight test on the new engine to ensure it would perform optimally.
工程师对新引擎进行了气体密封测试，以确保其能发挥最佳性能。
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2. Before starting the engine, the technician performed a gas tight test to check for any leaks.
在启动引擎之前，技术人员进行了气体密封测试，以检查是否存在泄漏。
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3. After the test, the mechanic found that the gas tightness of the seal was excellent.
测试后，机械师发现密封的气体密封性非常好。