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According to the elastoplasticity theory,he analyzes on the slotted sieve tubes,and obtains its collapsing strength. 结果与国外的实验数据进行对比,数值模拟结果比实验值略大,但两者相差较小,证明了该模型的正确性。
Finally, based on the elastoplast theory, plastic design and analysis for metal hub of flywheel was performed. 最后，利用弹塑性理论，对飞轮转子的金属轮毂进行弹塑性设计与分析。
In the light of the frequent breaking of the rod string in a surface driven screw pump well, the force condition of the string in the well is analyzed by means of the elastoplasticity theory. 针对井口驱动螺杆泵抽油杆柱断脱频繁的问题，应用弹塑性理论分析了抽油杆柱在井中的受力状况。
According to elastoplastic theory,the critical parameter of plastic deformation around thecenter-hole was obtained,as well as a correction method for the error produced by this deformation. 根据弹塑性理论分析了孔边屈服的条件，并据此得到了孔边屈服后应变释放系数的修正公式，使小孔释放法测量焊接残余应力的精度得到提高，并且扩大了应力值的测量范围。
On principles of elastoplastic theory and in the light of grain distrubution characteristics of metal materials, a geometric model for meso-interfaces of metal material is constructed. 摘要本文应用弹塑性力学理论，按照金属材料的晶粒分布特征，构造该材料细观界面的几何模型；
Based on elastoplastic theory, using stress differential equilibrium and Coulomb Criterion, the authors obtained width of pillar limit equilibrium zone.Validated by practice the formulati... 以弹塑性力学为基础,结合应力平衡微分方程和库仑准则求出了保留条带煤柱的应力极限平衡区宽度及其理论公式,理论公式经实践验证能满足现场要求。
He tried in every way to verify this theory. 他想一切办法来验证这个理论。
I entirely approve of that theory. 我完全赞成那种理论。
Einstein put forward his new theory of relativity. 爱因斯坦提出了相对论的新学说。
This concept is at the very core of her theory. 这个概念是她理论的核心。
Einstein's theory of relativity. 爱因斯坦的相对论。
Practical experience belies this theory. 实际经验证明这个理论是错误的。
Her theory was quoted without an acknowledgement. 她的理论被人引用而未向她致谢。
Einstein's theory marked a new epoch in physics. 爱因斯坦理论开创了物理学的新纪元。
For several years his theory held the field. 几年来他的理论一直保持着权威地位。
Could you elaborate on this theory? 请你阐述这一理论，行吗？
Do you agree to the wave theory of light? 你同意光的波动理论吗？
Only in 1687 did he at last publish his new theory. 终于在一六八七年他发表了他的新理论。
That seer is famous for his theory. 那个预言家以他的理论而出名。
In sum, theory must be combined with practice. 总之，理论必须同实践相结合。