2Da Jianwen, Zhang Yihng. Advances in sulfur recovery technol- ogy in China[J]. Journal of Natural Gas Chemistry, 2001, 10 (1) :88-92.
3Daniel A Crawl. Understanding explosions [ M ]. New York : Wi- ley, John & Sons, Incorporated ,2003 : 13-18.
4ASTM Committee E27 on Hazard Potential of Chemicals. ASTM E681-04 [ S ]. United States : ASTM International,2004.
5James G Speight. Lange' s handbook of chemistry[ M]. 16th Edi- tion, New York : The McGraw-Hill Compomies, Inc. 2005 : 1-96.
6Laffitte P, Pannetier G. The inflammability of mixtures of cyano- gen and air;The influence of humidity [J]. Symposium on Com- bustion and Flame,and Explosion Phenomena, 1949,3 (1) :210- 212.
