It, which is tested, can be used in fan design.
经试验验证，可用于产品设计。
The paper presents a design of visual computer program for fan performance test.
介绍了用通风机性能曲线测定可视化计算机程序的设计。
The basic design thinking of counter-rotating axial fan is put forward in this paper.
提出了设计对旋式轴流通风机的基本设计思路。
The design of zero-phase fan filters are also discussed.
本文还讨论了零相位互补扇形滤波器的设计。
Test results prove that performance of this fan achieves its design goal.
试验结果表明：这台风扇性能达到了它的设计目标。
This design is based on AT89C51 development speed system of remote control electric fan.
本设计是基于AT 89 C51单片机开发的电扇遥控调速系统。
This design is based on AT89C51 development speed system of remote control electric fan.
本设计是基于AT 89 C51单片机开发的电扇遥控调速系统。
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