Such a pattern of global tectonics and motion can be used as the surface boundary constraint for analysis of mantle movement and dynamics.

此全球构造格局和运动，可作为启发和约束地幔运动和动力学分析的表层边界条件。

youdao

In the process of structure construction, the structural system, boundary constraint conditions and load distribution are constantly changing.

在结构施工过程中，结构受力体系、边界约束条件、荷载分布在不断的改变。

youdao

Objective: to discuss the rational boundary constraint design in finite element analysis of the whole edentulous maxillary and cranial skeleton.

目的：探讨上颌骨三维有限元分析中较合理的边界约束条件的设定。

youdao

Given that, SNP ministers say, rUK ministers and the financial system would rationally prefer a stable sterling zone rather than Scotland deploying sterling free from constraint on their northern boundary.

BBC: Scottish independence: Political battle over currency