non-closed hole的意思|示意
美 / /
英 / /
non-closed洞
non-closed hole的网络常见释义
非封闭形孔 ...架塑料密封条；非封闭形孔；冲模；设计要点 [gap=643]Key words: plastic sealing strip with steel skeleton; non-closed hole; stamping die; design points ...