VVA

Research on VVA Torpedo Homing System Simulation

鱼雷自导系统仿真的VVA研究

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Research on Conceptual Modeling Technology of Mission Space and It's VVA

任务空间概念建模技术及其VVA研究

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This thesis mainly focuses in VVA technology which runs through every step of simulation model procedure.

讨论了贯穿于仿真建模每一步当中的VVA技术方法.

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Among numerous advanced technologies, Variable Valve Actuation ( VVA) is considered as one of the most efficient way to improve gasoline engines' fuel consumption, increase power output and reduce emissions.

在目前的各项技术措施中，可变气门技术是改善传统SI汽油机燃油经济性，提高动力性和降低排放的最为有效的技术措施之一。

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Modeling and Research on VVA for Attack-defense Confrontation Simulation System of Aerodynamic Missile

飞航导弹攻防对抗仿真系统的模型构成与VVA研究

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In the end, the control strategy of VVA was applied in a 4V cylinder head and experimental results proved its good adaptability.

最后，将可变气门控制策略应用于4V发动机缸盖，试验结果表明，可变气门控制策略具有良好的适应性。

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One common purpose of verification, validation and accreditation ( VVA) and test and evaluation ( TE) is to reduce risks and increase credibility.

校核、验证和确认（VVA）与测试和评估（TE）的目的之一都是为了减少风险，增加可信度。

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VVA ( Velocity Variation with Azimuth) is stable but only can identity a large suite of reservoir and has inaccurate resolution for identifying thin reservoir.

速度随方位角变化法（VVA）比较稳定，但只能识别大套储层，对于识别薄储层的分辨率不够。

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