Smooth appearance, convenient to guide oil, easy to clean.
外表光洁，利于导油、便于清洗。
The exact forecast for oil output can guide the production and management in the oilfield.
油田原油产量的准确预测可以对油田的生产管理进行合理的指导。
The exact forecast for oil output can guide the production and management in the oilfield.
油田原油产量的准确预测可以对油田的生产管理进行合理的指导。
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