hole defect 孔痕
Round-hole defect 圆孔状缺陷
surface hole defect 表面孔洞
defect hole 缺陷孔
PCB defect circle hole PCB缺陷圆孔
In July of 2014, Fisher underwent openheart surgery to repair a large atrial septal defect, a condition that is morecommonly known as a "hole in the heart".
在2014年七月，凯莉费雪接受了一项心脏手术，修复心房中膈缺损，这项病症一般较为人所知的是「心脏中有个洞」。
The value of width can be acquired ingeniously by using duplex latch mode while there is a hole defect in the steel plate.
用两次锁存法可巧妙地提取有孔洞缺陷时的板宽值。
The general occurrence and distribution of internal surface hollow and hole defect of hot continuous rolled seamless tube are introduced.
介绍了热连轧无缝钢管内表面凹坑、孔洞缺陷的基本形式和分布规律。
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