Magnetic braking systems are harder to explain than centrifugal systems as they rely on a spool made of aluminum (a non-magneticmetal) reacting to a set of magnets.
磁力刹车系统比离心刹车系统更难解释，因为他们仅靠一个铝盘(非磁性材料)和一套磁片来相互作用。
2
This article presents the composition of non -magneticmetal detector, and the advantages of it and some cautions in application.
以煤运输为例介绍非磁性金属探测器的组成、特点，以及应用情况和注意事项。
3
The PD140 hand-held metal Detector is a high-sensitivity device designed to detect magnetic and non-magneticmetal objects.