Impulse oxygen activation logging can be used to detect velocity and direction of water flow behind tubing. It is applied more and more in polymer injection Wells and complex completion Wells.

脉冲氧活化测井能在油管内探测管外水流速度及方向，在注聚合物井和复杂管柱结构井中的应用数量逐年增加。

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The steady flow of ocean water in a prevailing direction.

朝一定方向运动的稳定的海水流。

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Pressing water down creates a lot of pressure on the palm because you are changing the direction of the water flow (from towards you to downwards).

往下压水时在手掌处产生了很大的压力，因为你在不停地变化水流的方向（从对着你到朝下）。

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Flood-tide current: flow of water in a given direction that takes place between low water and high water.

UNESCO: L O S S A R Y

Ebb-tidal current: flow of water in a given direction that takes place between high water and low water.

UNESCO: L O S S A R Y

Ocean current: flow of water in a given direction in the ocean.

UNESCO: L O S S A R Y