External diameter at top的意思|示意
美 / /
英 / /
顶部外径
External diameter at top的网络常见释义
桶口最大外径 ... Conical (圆形) External diameter at top (桶口最大外径） External diameter at bottom（桶底最大外径） ...
External diameter at top相关例句
Both have the same pitch diameter at the top of the hole of internal threads or end of the pipe on external threads, and both have the same thread lengths or depths.
在内螺纹的孔的顶端或者外螺纹的管的端部拥有相同的中径，而且拥有相同的螺纹长度和深度。