Appearance requirements: Free of flash, crack, sink mark.
外观: 无毛边 、 开裂 、 凹痕等缺陷.
How much pressure? thicker section is it possible to occur sink mark?
压力有多大? 厚的区域是否有可能出现缩水的现象?
Specially, the major defects for the large-scale plastics such as automobile, instrument panel with the characteristic of long strip and large curved face are warp, sink mark and weld lines.
特别是诸如汽车保险杠、仪表盘这类长条形大曲面特征的大型注塑件,其主要的成型缺陷有翘曲变形较大,局部地方有缩痕和明显的熔接线。
简答网 · 高考英语
简答网 · 双语新闻
简答网 · 初中英语作文
简答网 · 双语娱乐资讯