Practices demonstrate that blocking balance hole is a effective method to resolve the axial negative thrust of rotor.

实践证明，堵平衡孔是解决转子轴向负推力问题的一种行之有效的方法。

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An efficient design algorithm for optimum design parameters of a thrust magnetic bearing with thermo - balance equation constraints is investigated.

本文阐述了一种推力磁轴承热平衡条件约束的设计参数优化的有效算法。

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This article analysis the major reasons that lead an axial negative thrust in unit 3, introduce the method of remove axial negative thrust with block the balance hole.

通过计算，分析了3号汽轮机轴向负推力产生的主要原因，介绍了堵平衡孔消除轴向负推力的方法。

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By changing the angle of its wings and its body, the moth was able to create a delicate balance between the thrust pushing it forwards, the drag - or air resistance - pushing against it, and the lift keeping it in the air.

BBC: Footage reveals how insects use their bodies to hover

Imagine yourself in the prime of your life and being thrust into something of which life and death hanged in the balance.

FORBES: Tomb Raider Is Brilliant, Brutal Bliss

Now, the thrust of this polling is not that everything has changed, but that the balance has shifted in the other direction.

NPR: Conservatively Speaking, Things Look Bad