求翻译：人类在经过漫长的奋斗历程后，在改造自然和发展社会经济方面取得了辉煌的业绩，与此同时生态的破坏和环境的污染，对人类生存和发展已构成了现实的威胁。保护和改善生态环境，实现人类社会的可持续发展，是人类紧迫而艰巨的任务。本文是环境保护中水处理方面的污水收集工程方案设计，是水处理的前提（污水收集）。本文首先介绍了莲花池（⑤路）以北片区生活办公营地排污工程设计原因及目的，以及该工程涉及到的规划排污人数和排污覆盖范围。然后本文重点介绍了该排污工程管材、管径及检查井的设计。最后通过现场勘察了解、测量等，制定了具体的排污管网敷设方案。是什么意思？

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The humanity after passes through the long struggle course, has obtained the magnificent achievement in the transformation nature and the development social economy aspect, at the same time the ecolog

Humans after a long struggle, in transforming natural and socio-economic development has made a brilliant performance, at the same time of the ecological destruction and environmental pollution, have posed a real threat for human survival and development. Protect and improve the ecological environme