污水工程
This work has studied the effects of waste gas ( hydrogen sulfide, petroleum hydrocarbon, etc) in the sewage farm of the petroleum refinery on the health of the workers exposed to low concentration for a long time.
探讨长期吸入炼油污水厂废气(硫化氢、石油烃等)对职业人群的健康影响。
Research of sterilization and disinfection about sewage is an important work to solving the water quality safety.
对污水的杀菌消毒处理是解决水质安全问题的重要工作。
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