“pumping unit”的概念、定义、翻译、参考文献-科学参考

单词	pumping unit
释义	pumping unit Encyclopedia 工学抽油机释 pumping unit抽油机把地层中的石油提升到地面的机械设备。
随便看	Apollo Lunar Surface Experiments Package Apollo manned spacecraft Apollo mission Apollon Aleksandrovich Grigoryev Apollon Alexandrovich Grigoriev Apollonian gasket Apollonian network Apollonian packing Apollonian spirit Apollonius Apollonius circle Apollonius crater Apollonius of Perga Apollonius of Perga (约公元前262—约前190) Apollonius point Apollonius problem Apollonius pursuit problem Apollonius Rhodius Apollonius spheres Apollonius theorem Apollon Nikolayevich Maykov Apollo project Apollos Apollo-Soyuz Test Project Apollo Telescope Mount

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