theory n. 1.理论,学理,原理。 2.学说,论说 (opp. hypothesis)。 3.推测,揣度。 4.〔口语〕见解,意见。 the theory of two points 两点论。 Darwin's theory of evolution 达尔文的进化论。 theory of equations 【数学】方程论。 theory of everything 【物理学】(把相对论、量子论和宇宙大爆炸理论都包括在内的)万用理论。 theory of relativity 【物理学】相对论。 the atomic theory 原子说。 Our scheme is good both in theory and in practice. 我们的方案在理论上和实施上都是好的。 combine [separate] theory with [from] practice 理论结合[脱离]实际。 My theory is that we must bring new blood into the Institute through appointment of younger men to important positions. 我的意见是我们学院应该通过重用年轻一些的人来注入新的血液。 theory of games 博弈论,对策论,权衡利弊得失的形势分析。
Fractal character of fault surface is studied and analyzed with fractal theory n catastrophe theory and similar material modeling fem numerical simulation . at the same time the effect of fault surface on the failure regularity of rock masses is discussed . stress - strain distribution regularity of rock masses with different fractal fault in mining condition is analyzed 本文运用分形、突变理论及相似材料模拟实验、有限元数值计算等手段,研究、分析了断层面的分形特征,探讨了断层面的存在对于岩体移动规律的影响,分析了含有不同分形维数断层面的煤岩体在采动条件下的应力应变分布规律。