名词
中文翻译：侧阀头
同义词：
['side valve', 'side-valve', 'valve head']
例句：
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1.The engineer designed a new side-valve to improve the efficiency of the engine.
工程师设计了一种新型的侧阀，以提高发动机的效率。
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2. The construction of the side-valve head is crucial for the safe operation of the machine.
侧阀头的建造对于机器的安全运行至关重要。
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3. The side-valve head was replaced after it failed during testing.
在测试中，侧阀头失败了，因此被替换。