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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A type of fluid flow in which the direction of flow remains constant with time at each point in the flow.

流体流动的一种型式。在层流情况下在流动中的每一点处流体流动的方向在不同时刻都保持不变。

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An experimental study was conducted of the cold-state flow field of a dual swirl gas burner model through the use of an IFA300 type two-dimensional constant-temperature hot-wire anemometer system.

利用IFA300型二维恒温热线风速仪系统对双旋流气体燃烧器模型的冷态流场进行了实验研究，测量了流场内不同位置瞬时速度分布及湍流强度特性。

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