名词
中文翻译：直通阀门
同义词：
['through valve', 'through connection', 'direct-through valve']
例句：
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1. The straight-through valve is essential for maintaining the proper flow of gases in the pipeline.
直通阀门对于保持管道中气体的适当流动至关重要。
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2. The engineer carefully inspected the straight-through valve to ensure it was functioning properly.
工程师仔细检查了直通阀门，确保其正常工作。
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3.In this process, the straight-through valve is used to control the flow of materials between two sections of the pipeline.
在这个过程中，直通阀用于控制管道两段之间的物料流动。