Cordycepin is an activatedmaterial. It is helpful to endocrine system and nervous system.
虫草素是活性物质，对内分泌系统和神经系统有帮助。
2
Ultracapacitors also have two metal plates, but they are coated with a sponge-like, porous material known as activated carbon.
超级电容也有两块金属片，但其外面有海绵状的多空材料，即活性炭涂层。
3
The process may involve the use of molten sodium cyanide mixtures; pack carburizing with activated solid material such as charcoal or coke, gas or oil carburizing, and dry cyaniding.