After removing these attachments, the surface shall be ground flush and examined by magneticparticlemethod.
在拆除这些附件后，对表面进行打磨并进行磁粉探伤。
2
As far as the removal of small inclusions is concerned, the AC magneticmethod is a favorable one because its removal efficiency has less dependence upon the particle size.
就小尺寸夹杂物的分离而言，交变磁场法相对较好，因为其去除效率对颗粒尺寸的依赖性较小。
3
A superparamagnetism mesoporous silicon dioxide composite ball of the present invention and manufacture method thereof belong to nucleocapsid type technology field of magnetic nano particle.