2. Using microorganism to degrade petroleum hydrocarbon is an important technology of the bioremediation technology disposing the soil contaminated by petroleum. 石油污染土壤的微生物修复技术是利用微生物来降解土壤中的石油烃类污染物。
3. Discuss the selection of microorganism relative to fermentation, the relation between fermentation temperature and product quality, the microorganism variety in fermentation process. 并对生产过程中,有关菌种的选择、发酵温度与质量的关系、前酵过程中的生态变化,进行了讨论。