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1·The solutions of free and fixed boundary problems for a certain length are given.

并给出了在一定长度下，自由边界和固定边界问题的解。

2·The boundary conditions at simply supported boundary and fixed boundary of a slab.

板的简支边和固定边的边界条件。

3·The earthquake responses of the tunnel are overestimated when free and fixed boundary is used.

通过研究发现，采用固定边界和自由边界计算时，结构的地震响应被过高的估计了；

4·The results show that under shear stresses there are a group of boundary layer solutions near the interface or the fixed boundary.

结果表明，在剪应力作用下，在界面附近和固定边界附近存在一组边界效应解。

5·To this end, the authors adopted a variable boundary model to treat the tidal flat and found better results than those of the fixed boundary model.

为此，本文采用变动边界模型处理潮滩区域，并得到优于固定边界模型的计算结果。

6·The ordered structures forming in two-dimensional space for another class of the reaction-diffusion systems are studied under the fixed boundary condition.

对另一类反应扩散系统，在固定边界条件下，在二维空间所形成的有序结构进行了研究。

7·It is shown that the temperature wave can appear beyond spatiotemporal symmetry-breaking bifurcation at a certain constraint controlled externally and a fixed boundary condition for the model system.

研究结果表明，在一定参数值和固定边界条件下，反应体系经由时间-空间对称破缺分支能够产生温度波。

8·The reason we think the past is fixed once and for all is that there is a boundary condition at the beginning of time.

原因就是，我们认为过去是曾经确定的，未来全部由自己把握是因为在时间的开始有一个界定的条件。

9·A condensation technique is used in calculation and the problem of a moving boundary computation can be reduced to a fixed one.

在数值求解过程中介绍了用“冻结”技巧来处理动边界，使动边界计算问题简化成固定边界。

10·The boundary value problem usually describes the deformation of elastic beam with both fixed end-points.

该边值问题通常描述了具有固定两端点的弹性梁的形变。