反作用原理是如何起作用的呢？
有证据证明，这种反作用原理在火箭发明前就得到了很好的实际应用。
There is evidence that the reaction principle was applied practically well before the rocket was invented.
本文首先采用虚功原理建立了反作用轮的扰动解析模型，然后给出了反作用轮的实验模型。
In this paper, an analytical model is firstly set up using virtual work principle, an empirical model is then given.
在科学思想史上，反作用力原理的发现是一座伟大的丰碑。
The discovery of the reaction principle represents one of the great milestones in the history of scientific thought.
根据经济决定税收，而税收又反作用于经济的基本原理，这种现象难以用经济学理论解释，但的确又是一个不争的事实。
According to the principle of which economies decide tax revenue while tax revenue feeds back to economies, this phenomenon is difficult to explain by economic theory, but it is an indisputable fact.
根据经济决定税收，而税收又反作用于经济的基本原理，这种现象难以用经济学理论解释，但的确又是一个不争的事实。
According to the principle of which economies decide tax revenue while tax revenue feeds back to economies, this phenomenon is difficult to explain by economic theory, but it is an indisputable fact.
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