| 摘要 |
PROBLEM TO BE SOLVED: To express the strength determined based on the load or stress of a construction structure member easily to comprehend on the real construction structure member displayed on a display picture. SOLUTION: Concerning the construction structure member selected from a virtual three-dimensional model constructed by a CAD program, a strength distribution drawing 33 is prepared on a plane. Corresponding to the attributes of respective construction structure members composing that strength distribution drawing 33, a stress value is calculated based on data for stress calculation, plural strength display styles are prepared for each construction structure member and based on the stress value, the strength is displayed in any prescribed color.
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