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The problem turned out to be metal fatigue in the fuselage .
问题原来是飞机机身出现金属疲劳。
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The length of the fuselage was increased due to a degree of directional instability .
由于存在某种程度的航向不稳定性,机身被加长了。
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Structure Optimization Design Study of Fuselage Main Frame
机身主要承力框结构优化设计研究
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Research of Civil Composite Materials Engineering Application Validation for Helicopter Fuselage Structure
直升机机身结构用国产复合材料工程化应用验证技术研究
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A time domain method for propeller noise prediction including aircraft fuselage effect
考虑飞机舱壁影响的螺旋桨声场时域预测法
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Research on Load Distribution of Aircraft Wing / Fuselage Main Joints
某型飞机翼身主接头的载荷分配研究
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Study of intelligent design on the fuselage model surface of the cockpit section
飞机座舱段机身曲面造型智能化设计的研究
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A New Rotor / Fuselage Vibration Isolator and Its Characteristic Analysis
一种新型旋翼/机身隔振装置及其性能分析
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Novel Helicopter Rotor Imbalance Fault Diagnosis Using only Information from Fuselage Vibration
用机体振动诊断旋翼失衡故障方法研究
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Experimental Study of Aircraft Fuselage Aerodynamic Forces at High Angles of Attack
飞机机身大迎角气动力实验研究
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A Design Approach to Fuselage Frames in Aircraft Upgrade Design
改型设计中飞机普通框一种设计方法
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A CAD / CAE Integrated Design to Fuselage Main Frame
某承力密封框的CAD/CAE集成设计
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Fatigue analysis for civil aircraft fuselage typical truss joint in serving environment
综合环境下民机机身典型长桁接头疲劳分析
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Rotor / Fuselage Compound Model Wind Tunnel Test with Sideslip Angle
直升机旋翼/机身组合模型的带侧滑角风洞试验
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Coupling Technique of Rotor - Fuselage Dynamic Analysis
旋翼-机身动力分析的耦合技术
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Fuselage can too the customer need to be adopted four pillar type construction .
机身也可用户需要采用四柱式结构。
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An Improved Method of Aerodynamic Calculation for the Fuselage of a Helicopter
直升机机身气动特性计算方法研究
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Mechanical model OE landing impact of three dimensional fuselage landing gear
三维机身起落架着陆冲击力学模型
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Automatic calculation of crack intensity factor of aircraft fuselage test model by sub-structure method
用子结构方法自动计算飞机舱体实验模型裂缝的应力强度因子
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Introduction and Application of Φ 4m Rotor / Fuselage Compound Model Test Stand
Φ4米旋翼/机身组合模型试验台及应用
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The fuselage impedance is obtained from a shake test or finite element analysis .
机身阻抗可由机身的有限元分析计算或振动试验获得。
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Thermal Stress Failure on Heat Insulation Coatings for Airborne Missile Fuselage Connection
机载导弹弹体隔热层的热应力故障与对策
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Analysis of Helicopter Ground Resonance with Fuselage State Feedback
带机体状态反馈的直升机地面共振分析
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Study on Flow Controls for Hypersonic Flying Vehicle Fuselage / Propulsion
高超声速飞行器/发动机流动控制研究
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Simulation on Electro-Hydraulic Proportion Control in Fuselage Lifting System of Glass Tube Cutting Robot
玻璃管切割机器人机身升降电液比例控制系统仿真
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Integral Molding on Typical Structure of Composites Forward Fuselage
复合材料前机身典型结构件整体成型
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A Study of Application Feasibility of AI-Li Alloy 1441 for Fuselage
对1411铝锂合金作飞机蒙皮的可行性研究
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Stability Analysis of Coupled Rotor / Fuselage System with Elastomeric Lag Damper
带粘弹减摆器的旋翼/机体耦合系统稳定性分析
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Analysis of Ground Resonance of the Rotor / Fuselage Combind Model Test Stand
旋翼/机身组合模型试验台地面共振分析
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Transonic flow field analysis for real fuselage configurations
实际机身跨音速流场分析计算