安装时要使阀体箭头指向水流方向。
Install with the arrow on valve body pointing in the direction of flow.
在一个时期，表层和次表层的水流方向相反；
For a time, surface and subsurface current are in opposite directions;
这样就造成了主要沿水流方向发育的溶蚀通道。
This produces solution channels that develop mainly in the direction of the flow.
沉积环境的演变及主要水流方向，受差异性构造沉降的控制。
While its evolution and flow direction are controlled by differential tectonic subsidence.
我在急流中调整方向时，水流将我推向左边。
朝一定方向运动的稳定的海水流。
小河里的水流动缓慢，我说不出水往哪个方向流。
The stream was so sluggish that I could hardly tell which way it flowed.
航海中术语流向的意思是流水流去的方向。
C. estimated current D. direction toward which the current flows.
航海中术语流向的意思是流水流去的方向。
C. estimated current D. direction toward which the current flows.
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