2) Surface defect
表层缺陷
1.
During the production of shell bodies,surface defects were found by magnetic powder inspection.
炮弹弹体生产中,磁粉检测发现表层缺陷。
3) surface layer defect
表面层缺陷
1.
The acceptor double_impurity doping technique is introduced of combining the coating of aluminium emulsion with the gaseous phase Ga impurity to analyse the reasons for producing the surface layer defect,and the remedy measures for reducing the defect are given.
针对铝乳胶源涂布与气相Ｇａ杂质相结合的受主双质掺杂技术，分析了产生表面层缺陷的原因，并提出了减少缺陷的措
4) micro/nano bulk defect
微/纳米级体缺陷
5) Sub-surface defect
亚表面微缺陷
6) magnetic powder defect layer model
表面缺陷层模型
1.
On the basis of above results, a magnetic powder defect layer model is put forward.
在此基础上提出了表面缺陷层模型，即把磁粉颗粒从外表面到内部分成表面缺限层、过渡层和本体部分，磁粉磁性是各自磁性的叠加。
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