hinged column base 铰接柱脚
Based on the dynamic differential equation, the calculating methods of the continuous and hinged elastic base beams under the action of moving loads with uniform speed are studied in the paper.
从动力学微分方程出发，研究了匀速移动载荷作用下弹性基础连续梁和弹性基础铰接梁的计算方法。
The invention provides a dustbin bracket. In the dustbin bracket, a bin frame for holding a dustbin can be hinged on a hinge shaft with a base through a cranked level.
本发明提供一种垃圾桶支架，可装用垃圾桶的桶架通过曲杆铰接在设有底座的铰轴上。
The foldable fixed seat comprises a base and a sliding seat which are hinged together, wherein the sliding seat is connected with a fixed bar in a sliding manner.
包括相互铰接在一起的底座和滑动座，所述滑动座上滑动连接有固定杆。
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