A major invention was the adjustable strut that could precisely set the depth of the plow by altering the distance of the blade and the beam.
一个重大的发明是可调节的支柱，通过改变刀板与横梁的距离来精确地设置犁的深度。
这根柱子支撑房梁。
A seismic resistant design method of reinforced concrete beam-column connections based on compression strut and softened truss models was proposed.
提出了基于压杆模型和软化桁架模型的钢筋混凝土梁柱节点抗震设计方法。
应用推荐