Activation and carbonization的用法和样例：
- He was very active and rode down several horses.
- Ni-based catalysts doped Ru and/or Sn were prepared by impregnation method,and their activity and stability in coupling methane partial oxidation and carbon dioxide reforming were observed.
- STAINLESS STEEL.ALLOY STEEL AND CARBON STEEL.
- Are activation and registration the same thing?
- Black, Salmon, Ceramic and Carbon Fiber.