1、

Keeping the stator total magnetomotive force unchanged and maintaining the thrust constant.

保证了开路故障前后的定子总磁动势不变,进而保持故障前后的推力恒定。

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2、

In hover, and rotor control angles and power required versus advance ratio in forward flight with constant thrust coefficient at trim condition.

等拉力系数配平前飞时,旋翼各操纵角~前进比曲线和前飞需用功率~前进比曲线与德国宇航院(DLR)的试验结果比较一致。

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3、

The scale effect on thrust deduction coefficient is small, which may be con-sidered approximately constant for models greater than 5 meters in length.

推力减额分数的尺度效应较小,当船模长度大于5米时可视力常数。

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4、

The thrust value is constant and the thrust direction is variable.

发动机推力大小为常值,方向可调。

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5、
7、

In this paper, when the thrust acceleration is a constant, the exact explicit solution of the vacuum exterior ballistics is given with the inclination as an independent variable; and analytic formula is given with an universal form for shells, rockets and rocket-boosted projectiles.

本文用倾角θ作自变量给出了当推力加速度为常值时真空弹道的精确显式解,并用统一形式给出炮弹、火箭弹和增程弹的真空弹道解析公式。

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8、

Thrust Control of Permanent Magnet Linear Synchronous Motor with Low Ripple and Constant Switching Frequency

低脉动恒开关频率直线永磁同步电机推力控制

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9、

First, the state transfer matrix of relative motion was introduced and the expression of relative motion with constant thrust control was educed.

首先给出相对运动状态转移矩阵,并推导出常推力控制情况下相对运动状态递推的解析表达式;

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10、

If thrust and drag do not equal each other, the airplane can not fly at a constant speed.

如果推力和阻力彼此不相等,飞机就不同能等速飞行。

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11、

In the paper, considering three satellite constellation, optimal time control of orbit transfer with constant value, continue working and Newton grade thrust is studied, by means of Minimum Principle in optimal control theory.

本文针对形成三星星座,利用最优控制中的极小值原理,解算了用恒值、连续工作、牛顿级小推力变轨的时间最短控制问题。

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12、

At present moment, the equations of torpedo motion are based on constant thrust. In order to introduce tangential acceleration into the control of torpedo trajectory, equations with variable thrust have to be established.

目前的鱼雷运动方程是建立在恒推力基础上的,为了将切线加速度引入弹道控制,建立变推力方程是必要的。

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13、

Continuous thrust may be regarded as constant force. The measuring physical quantities of pulse thrust include single pulse, flat pushing force of muli-pulse and total impulse.

连续型推力可视为恒力,脉冲型推力的被测量包括单脉冲冲量、多脉冲的平推推力和总冲量。

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14、

Based on the combination of a tangential impulse maneuver and a constant continuous radial thrust maneuver, a new strategy for space V-bar rendezvous was presented.

提出了一种基于切向脉冲与径向连续常推力组合机动的空间V-bar交会策略。

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