双面说
In this paper, the authors treat of the synchronization theory of two vibrators of dual mass self-synchronous vibrating machines with six freedoms in plane motion, providing the synchronization condition and the stability condition of the synchronous state.
本文研究了不带任何约束的6个自由度的平面双质体自同步振动系统的同步理论,给出了该种振动系统的同步性条件及同步状态稳定性条件。
Two-flux Colliding Plane Waves in String Theory
弦理论中的双通量碰撞平面波
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