two model theory

Back then, there were two major rival theories about the origin of the Universe: the Big Bang theory and the Steady-State model of the Universe.

当时，对宇宙的起源有两个主要的对立理论：宇宙大爆炸理论，稳态宇宙模型。

Chicken is the name of a game, which is an influential model of conflict for two players in game theory.

这里的chicken是一个游戏的名字，是游戏理论中对双方玩家很有影响力的一个游戏模式。

It is shown that the damping value established from three parameter model is smaller than that of two parameter model or elastic semi-infinite body theory.

由该模型的分析结果表明，其阻尼值比之按两参数模型以及按弹性半空间体的理论模型求得的值要小得多。