求翻译：大力完善垃圾、污水处理设施，建设了设计日处理生活垃圾能力500吨的 “国家I级无害化生活垃圾填埋场”，城市生活垃圾无害化处理率达到100%。是什么意思？

Vigorously to improve the garbage, sewage treatment facilities, the construction of a designed daily processing capacity of 500 tons of garbage, "the national level i harmless garbage landfill" city life garbage treatment rate of 100%.

Efforts to improve garbage, sewage treatment facilities, and construction of a design, garbage disposal capacity 500 tons of the "National I environmentally sound way of life at landfills, garbage city life with the rate of 100 per cent.

Consummates trash, the sewage treatment facility vigorously, constructed the design date processing life trash ability 500 tons “national I level of detoxification life trash to fill in buries the field”, the city life trash detoxification processing ratio achieved 100%.

Strongly perfect garbage, sewage treatment facilities, construction design of daily processing capacity of 500 tons of domestic waste "national class I harmless municipal solid waste landfill", urban refuse harmless treatment rate of 100%.

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