磁性零件与外包贵金属间可留有空隙，可作相对的运动。
A gap is left between the magnetic part and the previous metal wrapped on the outside, and the part and the metal can move relatively.
为实现对磁性零件的在线计数检测，开发了一种在线式磁性零件激光光电计数仪系统。
To accomplish on-line count inspection for magnetic parts, a kind of laser photoelectric counter system is developed based on photoelectric inspection theory.
本发明提供了一种用于自创式磁疗首饰系统的贵金属磁性构件，里面含有磁性零件，外面包有贵金属。
The invention provides a precious metal magnetic component for a homemade magnetic therapy jewelry system; a magnetic part is arranged in the component, and precious metal is wrapped on the outside.
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