... 阈可见度曲线 threshold visibility curve 阈流速 threshold speed 阈可见度 threshold vision ...
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runway threshold speed 跑道头上空速率
rattling threshold speed 拍击门槛转速
anaerobic threshold speed 无氧阈速度
Speed threshold 速度阀值参数 ; 速度阀值参考 ; 物体速度大于此值时才会发射 ; 速度档位
speed of perceptive threshold 速度知觉阈限
threshold wind speed 阈值风速
threshold control speed 最小操纵速率
Field Threshold Wind Speed 野外临界起动风速
A revised formula for calculating the stability threshold speed of turbine-generator bearings is presented.
对现用的汽轮发电机组轴承失稳转速的计算公式进行了修正，提出了修正公式。
The torque fluctuation on the higher speed shaft influences the rattling threshold speed more greatly than on the lower speed shaft.
低速端的扭矩波动对系统拍击门槛转速影响较小，而高速端的扭矩波动对拍击门槛转速影响较大；
A-operator method (AOM) is used to study the influence of the speed ratio and time varying meshing stiffness on rattling threshold speed of the gear system.
用算符分解算法(AOM)得到了系统的近似解析解，并研究了传动比和时变啮合刚度对拍击门槛转速的影响。
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