According to the requirement of the technology, a new type of reciprocating pump with cam-drive mechanism resulting in the constant flow was designed.
针对注聚合物驱油的工艺要求，研制了新型凸轮机构恒流量往复泵。
According to the requirement of the technology, a new type of reciprocating pump with cam-drive mechanism resulting in the constant flow was designed.
针对注聚合物驱油的工艺要求，研制了新型凸轮机构恒流量往复泵。
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