The noise design technology has became importance in modern helicopter design.
噪声设计已成为现代直升机设计的重点。
Resulting from previous work was a design in 1942 for a strap-on helicopter.
以前的工作而产生的设计是在1942年为捆绑式直升机。
The test flight of the helicopter for design finalisation was completed in 2000.
直升飞机在2000年为设计定型完成测试飞行。
The method has been applied to design of a helicopter flight control system.
这两种方法成功地用于直升机飞控系统的设计。
This paper proposes a controller design for the coordinated turn of a helicopter.
针对直升机协调转弯控制提出了一种控制律设计方法。
This paper proposes a controller design for the coordinated turn of a helicopter.
针对直升机协调转弯控制提出了一种控制律设计方法。
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