名词
中文翻译：油泵
同义词：
['oil pump', 'gear pump']
例句：
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1.The oil gear pump is essential for the operation of the machine.
油泵对于机器的运行至关重要。
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2.The oil gear pump was designed to improve efficiency in the oil extraction process.
油齿轮泵被设计来提高石油提取过程的效率。
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3. The oil gear pump has been upgraded to handle larger volumes of oil with greater precision.
油齿轮泵已经被升级，能够处理更大的油量，精度更高。