ADJ (of plants) having erect branches, often appearing to form a single column with the stem (植物)有帚状树枝的 [biology]
The thesis state the domestic and abroad research status of penetration, establish the load relation of the vertical and fastigiated penetration and the impact basic equation.
论文叙述了国内外穿甲过程研究状况，建立了垂直侵彻和斜侵彻中弹靶的受力关系、碰撞基本方程；
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