层合圆柱壳体
laminated cylindrical shell
等肢十字形柱
equi-limb cross-shaped column
等肢钢筋混凝土T形截面柱
R C T-shaped columns with equal legs
等螺旋角锥度柱铣刀
equal spiral angle taper cylindrical milling cutter
等截面柱
constant dimension column
等截面斜柱基础
Constant Cross Section Inclined foundation