1) pinhole
[英]['pɪnhəʊl] [美]['pɪn'hol]
销孔，塞孔，针孔，引线孔;针眼(钢锭缺陷)
2) Pinhole defect
针孔缺陷
1.
Base d on the f ormation mechanism of pinhole defect in ductile castings, the production process of the bump housing and impeller of the oil transfer pump, which had been rejected totally due to severe pinhole defect, was improved including:(a) reducing moisture content of the molding sand from 7% to 5%;(b) adding 7.
根据球铁件针孔(皮下气孔)缺陷的形成机理,对针孔缺陷严重的球铁输油泵泵壳、叶轮的生产工艺进行了改进,包括:(1)将型砂水分由7%降低到5%;(2)型砂中加入7。
3) pin hole
销孔;针孔
4) pinhole
[英]['pɪnhəʊl] [美]['pɪn'hol]
针孔，塞孔
5) pinhole
[英]['pɪnhəʊl] [美]['pɪn'hol]
销孔针孔;销子孔
6) pinhole
[英]['pɪnhəʊl] [美]['pɪn'hol]
针孔;销孔;气泡;针眼
补充资料：点缺陷(见晶体缺陷)
点缺陷(见晶体缺陷)
point defect
点缺陷point defeet见晶体缺陷。
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