flow feature的用法和样例：
例句
- An experimental study of flow in the wake region adjacent to the endwall of a linear compressor cascade is presented.
用三维激光多普勒测速技术测量了扩压叶栅出口近端壁区域的流动结构和紊流特性。 - The empirical equations for caculating the discharge of the sluiceway are suggested after the discharge characteristic regions and flow types are given.
在给出泄流特性分区及流态划分后，提出该种泄水道的泄流量计算公式。
