ability of producing hydrogen的用法和样例：
- Critics note the high cost of producing hydrogen.
- The method of anthraquinone as a fairly mature method of producing hydrogen peroxide has been adopted worldwide.
- But even if the new system is not useful as a way of producing hydrogen in a car, it eventually could prove useful for producing hydrogen at fueling stations.
- This paper briefly analyzes the producing development and the distribution of producing ability of fiberboard in China.