I plan to build a plywood triangle version similar to the plywood bike for testing "seat-head" tube angles and wheel base changes.

我计划建立一个胶合板三角版本类似胶合板自行车测试“座头”管角度和车轮的变化。

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Therefore , the paper is dedicated to study a new type joint-top and seat angle with double web angles semi-rigid connection.

为此，本文在参照国内外大量文献资料的基础上，致力于研究一种具有优良抗震性能的新型节点一双腹板、顶底角钢半刚性连接节点。

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