1) drilling rod deficiency
钻具缺陷
1.
Experimental study about drilling rod deficiency testing using metal magnetic memory(MMM) technology is presented in the article.
检测钻具缺陷的常用方法有磁粉探伤、渗透检测、射线检测、超声波检测,都存在不足。
2) Drilling defects
钻削缺陷
3) mould flaw
模具缺陷
4) Defective Bored Pile
缺陷钻孔灌注桩
1.
The Reinforcement Technology for Defective Bored Piles;
缺陷钻孔灌注桩加固处理技术
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