Through changing dimensions, this paper studied the principal parameters that affected additional thrust efficiency of the thrust fins.
对影响推力鳍助推效率的几个主要参数进行了变尺度研究。
Lifting surface method and non-linear vortex lattice method were used for the calculation of propeller and rudder with additional thrust fins respectively.
对螺旋桨与舵附推力鳍分别采用升力面法和非线性涡格法计算。
Such tiny particles combust more rapidly than larger particles to give an additional kick, and may allow easier control over a rocket's thrust.
这样的微小颗粒比大颗粒燃烧的更迅速，从而能提供额外的推进力，并可以更加容易控制火箭的推进。
With an additional axial thrust bearing, both the thrust and radial bearings are preloaded individually.
由于增加了一套轴向止推轴承，所有的推力和向心轴承均被分别预加载。
However, additional equipments are needed to monitor the thrust force.
然而，更多的设备需要监测的推力。
However, additional equipments are needed to monitor the thrust force.
然而，更多的设备需要监测的推力。
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