Region used for material orientation assignment can also be used in meshing a part. Here is an example of messing a part using C3D8R element.
Python for Abaqus: code for meshing a part
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月度归档：2017 年 2 月
Python for Abaqus: code for discrete material orientation assignment
Some Python codes for build Region in Abaqus are really difficult to figure out although Abaqus has a lot of examples and detailed manual and reference. Here is an example for creating discrete material orientation using Python script.