nozzle-stream angle

例句：

1. 1.The nozzle-stream angle of the spray gun is crucial for accurate application.
   喷枪的喷嘴-流角度对于精确应用至关重要。
2. 2.In the design of aerodynamic devices, understanding the nozzle-stream angle is essential.
   在气动设备的设计中，理解喷嘴-流角度是必要的。
3. 3.The engineer carefully measured and adjusted the nozzle-stream angle to optimize the spray pattern.
   工程师仔细测量并调整了喷嘴-流角度，以优化喷雾模式。