1.
Design and Realization of Helicopter Airscrew Pyramid Angle Measurement System Based on CCD Technology
基于CCD技术的旋翼共锥度测量系统设计与实现
2.
equal spiral angle taper cylindrical milling cutter
等螺旋角锥度柱铣刀
3.
velocity along rotor diameter
速度沿旋翼直径的分布
4.
Research on convergence speed of coning motion of wrap-around-fin rockets
卷弧翼火箭弹圆锥运动收敛速度计算方法
5.
Study on the Characteristics of the XD-1 New-style Taper Spiral Packing;
XD-1新型锥度螺旋填料的特性研究
6.
A single flap replaces the previous double design and the additional winglets over the main profile have increased in length, almost reaching the side of the nosecone.
单襟翼取代了原本双襟翼的设计，同时主体上方额外的翼端帆长度也增加，现在几乎要碰到鼻锥。
7.
Experimental Investigation of Coaxial Rotor Wake
共轴式双旋翼尾迹形态的水洞实验研究
8.
Stability and control analysis of rotor/ducted-fan based unmanned helicopter
旋翼/涵道风扇共轴式无人直升机操稳特性研究
9.
Experimental Investigation on Aerodynamic Interactions of Canard Rotor/Wing Aircraft in Hover and Low Speed Forward Flight
鸭式旋翼/机翼飞机悬停及小速度前飞气动干扰实验研究
10.
Finite Element Stress Analysis for Loxodrome Normal Circular-arc Spiral Bevel Gear;
斜航式法向圆弧螺旋锥齿轮强度的有限元分析
11.
Research on Surface Roughness for Multi-axis NC Grinding of Spiral Bevel Gear
多轴数控磨削螺旋锥齿轮的表面粗糙度研究
12.
Research on Surface Roughness for Multi-Axis NC Grinding of Bevel Gearr
螺旋锥齿轮数控磨削表面粗糙度的建模与分析
13.
wing collar pyramid short coat
翼状领角锥形短大衣
14.
Study on Control Method Based on 3-DOF Twin Rotor Multi-Input Multi-Output System;
基于三自由度双旋翼系统的控制方法研究
15.
Hardness Decreasing Reason of Airscrew Bush Parts of Helicopter after Heat Treatment
直升机旋翼桨根衬套热处理后硬度降低的原因
16.
Calculation of the Aerodynamic Interaction between Rotor／Wing／Fuselage of Tilt-Rotor;
倾转旋翼飞行器旋翼/机翼/机身气动干扰计算
17.
Time the input of the cyclic& collective commands such that the helicopter maintains constant altitude, direction& speed.
安排副翼、降舵及主旋翼螺距的打舵时机，使得直升机能保持固定的高度、进方向及速度。
18.
Small diameter and little awl corner hydrocyclone has better separate, lower work capacity, large pressure drop and diffluence ratio.
小直径小锥角水力旋流器分离粒度小、处理量小、压降大、分流比大;