名词
中文翻译：旋转式油封机械泵
同义词：
['rotary seal pump', 'rotary pump', 'oil-sealed pump']
例句：
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1. The rotary oil sealed mechanical pump is used in the oil field to transport oil.
旋转式油封机械泵在油田用于输送石油。
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2. The rotary oil sealed mechanical pump is a reliable and efficient tool for oil extraction.
旋转式油封机械泵是提取石油的可靠且高效的工具。
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3. The rotary oil sealed mechanical pump has been widely used in various industries due to its high efficiency and low maintenance costs.
由于其高效和低维护成本，旋转式油封机械泵已被广泛应用于各种行业。