Isbn: 9787511148759 - 青海省城镇污水处理厂现状调查分析与适用工// (1 risultati)

paperback. Condizione: New. Paperback.Pub Date:2021-09-01 Pages:226 Language:Chinese Publisher:China Environment Publishing Group With the rapid development of my country's social economy. the problem of environmental pollution has become increasingly prominent. Among them. the problem of water pollution has always been one of the major environmental problems faced by my country. The water environment capacity has been approaching the upper limit. In some areas. the problems of poor water environment quality. serious da.…