桁架 - 土木

By Ida
at 2020-07-13T10:31
at 2020-07-13T10:31
Table of Contents
請問一下,同樣是絞支承的桁架為何
圖1的CD為零桿,
圖2的ab桿不為零桿?
https://i.imgur.com/XrzW7R6.jpg
https://i.imgur.com/nMp3VuE.jpg
--
圖1的CD為零桿,
圖2的ab桿不為零桿?
https://i.imgur.com/XrzW7R6.jpg
https://i.imgur.com/nMp3VuE.jpg
--
Tags:
土木
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