凸底 [机] dropped bottom
- 本文简述了凸底锭形状及凸底对提高板坯收得率所起的作用。
This paper describes the shape of truncated pyramid bottom ingot and its effect on slab yield. - 当铺设后,内底在给较低的凸缘提供强度的过程中,做出重大的贡献。
When fitted, the inner bottom also makes a significant contribution to the strength of the lower flange.
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