IfcColumnTypeEnum
类型定义
此枚举定义不同的预定义列类型，这些列可以进一步指定IfcColumn或IfcColumnType。
IFC2x2中的新枚举。
Enumeration definition
| Constant | Description |
|---|---|
| COLUMN | A standard member usually vertical and requiring resistance to vertical forces by compression but also sometimes to lateral forces. |
| PILASTER | A column element embedded within a wall that can be required to be load bearing but may also only be used for decorative purposes. |
| USERDEFINED | User-defined linear element. |
| NOTDEFINED | Undefined linear element. |
EXPRESS Specification
TYPE IfcColumnTypeEnum = ENUMERATION OF ( COLUMN, PILASTER, USERDEFINED, NOTDEFINED); END_TYPE;
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标签：COLUMN,element,also,IfcColumnTypeEnum,forces,NOTDEFINED From： https://www.cnblogs.com/herd/p/17912565.html