单项选择题
A.the bacteria B.oxygen C.oxidizing function D.agitation function
The basic process of biological sewage treatment consis...
单项选择题The basic process of biological sewage treatment consists of the liquor either by bubbling air through it or by agitating the surface（）
A.oxygenating B.oxidizing C.deoxygenating D.proportioning
When the garbage is mixed with some discharges having d...
单项选择题When the garbage is mixed with some discharges having different disposal or discharge requirements, shall apply（）
A.any requirement appointed by the Officer B.the most suitable requirement C.the most stringent requirement D.no requirement
Disposal of all kinds of garbage but is prohibited with...
单项选择题Disposal of all kinds of garbage but is prohibited within Special Areas（）
A.plastics B.comminuted or ground papers, rags, glass, metal etc C.food waste comminuted or ground D.Incinerator ash
