The epidermal characteristics are as follows: no stomata in upper epidermis, cells from irregularity to pentagon in shape, cell anticlinal walls slightly curved, venation cancellate, no trichome base; 其特征主要为:上表皮无气孔器,表皮细胞为不规则形五边形,垂周壁微弯曲,脉络为网格状,无毛基;
Analysis of forming technique and design of injection mould for large scale cancellate thin-wall plastic part 大型网格状薄壁塑件注射模设计及成型工艺分析
Design and technological analysis of injection mould for a large scale cancellate thin-wall plastic part was introduced. 以一个具体塑件为例来介绍大型网格状薄壁塑件的注塑模设计及成型有关工艺分析和计算。