• 电磁场防护结构工艺被动接地系统主动接地系统电场抵消系统是目前降低舰船极低频电场主要方法

    The main methods used to reduce ELFE include electromagnetic field protection technology, driven shaft earthing system, drive shaft earthing system and electric field counteracting system.

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  • 齿轮泵磨损部位主要有主动衬套被动齿轮中心内腔与齿轮、齿轮端面与泵

    Pump wear parts are mainly drive shaft and bushing, passive gear center hole and shaft pin, pump shell lumen and gear, gear face and pump cover, etc.

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  • 螺旋桨被动声纳极其重要目标识别特征之一

    The propeller shaft frequency is one of the important target recognition features for passive sonar.

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  • 风机偏航时电制动器提起塔架偏航制动器部分提起,认定为完全被动方式

    The motor brakes are lifted when the turbine is yawing. The yaw brake on the tower axis will be lifted partially but has been assumed fully passive.

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  • 运用卫星轨道两个主要环境力矩(重力梯度地磁力矩)对圆轨道卫星三姿态进行被动控制。

    In this paper, three-axis passive stabilization is realized by using two main environment torques (gravity gradient and geomagnetic torque) in low orbit.

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  • 同时,论文还分别分析围护刚度支撑刚度、支撑预加以及被动弹簧刚度围护结构内力变形影响

    And the effects of the retaining wall stiffness, strut stiffness, perforce and soil spring stiffness on the internal force and deformation of the retaining structures.

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  • 元系系统被动的,无固定磁定模板组成轻质复合材料构造而成,且具有移动活塞,空气滑动。

    Two component system consists of passive, magnet-free stationary platen, constructed of lightweight composite materials, and dual axes moving forcer, gliding on the air bearings.

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  • 本文主要工作两种不同被动式竖水轮机的水动力性能进行数值模拟

    In this thesis, the main content is the prediction of hydrodynamic performance of these two kinds of turbines with numerical calculation methods.

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  • 本文主要工作两种不同被动式竖水轮机的水动力性能进行数值模拟

    In this thesis, the main content is the prediction of hydrodynamic performance of these two kinds of turbines with numerical calculation methods.

    youdao

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