The new method of electromagneticseparation can overcome the faults.
电磁净化方法，可以从根本上克服上述方法的不足。
2
The developing level of the technology of producing in-situ gradient composites in outside force field (centrifugal method and electromagneticseparation method)has been reported.
综述了利用外力场（离心铸造法和电磁分离法）制备自生梯度复合材料的研究现状。
3
There are used in macromolecular catalysis, adsorption and separation, sensors, micro-devices and light, and electromagnetic functional materials since the first synthesis in 1992.