1) special impression
异形凹槽
1.
The material selection, the forming technology and the heat treatment rules of the aluminium alloy shell with two-sided special impression are studied.
对带双侧异形凹槽铝合金壳体的材质选择、成形工艺以及热处理工艺规范进行了研究。
2) Unusual type spirally fluted tubes
异形凹槽螺旋槽管
3) rub-groove
凹形槽
4) groove pattern
凹槽图形
5) ring fillister
内凹环形槽
6) dimple concave
凹坑形沟槽
补充资料:异形断面钢材(见异形断面型材)
异形断面钢材(见异形断面型材)
special section steel
,一、u以uu、’“飞豆on gQngC01异形断面钢材(speeial Seetion steel)见异形断面型材。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条