press drop

• 压力降

press drop的用法和样例：

例句

1. However, the pressure drop occurs almost completely in the plug.
   然而，压力降几乎完全发生在多孔塞中。
2. Flexible throttle simple structure, small pressure drop, high reliability and action.
   柔性节流阀结构简单，压力降小，动作可靠性高。