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电气石是一种具有自发极化性质的矿物材料,具有独特的电磁学性能。通过对比实验,将电气石粉体制成了复合涂料,测试证实了电气石粉体的电磁屏蔽性能。
Tourmaline is a kind of spontaneous polarization of mineral materials, has a unique electromagnetic properties. Through comparative experiments, the tourmaline powder is made into a composite coating, and the test confirms the electromagnetic shielding performance of the tourmaline powder.