Professor Lin told CNN: "the anti-reflective coating requires multi-layer coatings which are slightly more complex than the typical single-layer ones."
林教授告诉CNN说：“抗反射层要求涂布多层，这比典型的单层要复杂些。”
2
The material is a thin coating of carbon nanotubes - hollow and multi-walled tubes about 10, 000 times thinner than a strand of human hair.
该材料是一种由碳纳米管组成的薄涂层——这些碳纳米管是中空多壁的，比一根头发丝还要细一万倍。
3
Radial lead coil, single or multi-layer winding on ferrite core, coating by epoxy resin. Products can be taped or packed in viny bangs.