nutrient pollution造句
例句与造句
- biological oceanography; ocean productivity; nutrient pollution; red tides
生物海洋学；海洋生产力；海洋污染；红潮 - the watershed's worst problem is nutrient pollution, which is caused by the overabundance of the nutrients, nitrogen and phosphorus
分水岭面临更严重的问题，来自营养物的污染，这些营养物污染源自营养物质、氮和磷的过量排放。 - abu noman m . ahsanuzzaman1; musharraf zaman2; and randall kolar3 simple expert system for evaluation of nutrient pollution potential in groundwater from manure application international journal of geomechanics ? asce / december 2004
汪木兰人工智能技术在数控系统中的应用研究组合机床与自动化加工技术,2002(1) - the value of surplus environmental capacity of din exceeded about 70 percent of the 1st grade environmental capacity in 1997 . since 1997, the impact of nutrients pollution has begun to mitigate because of the enhancing protection of marine ecology by local government . the variation of surplus environmental capacities of din and po4-p in jiaozhou bay implicated that the discharge amounts of din and po4-p to jiaozhou bay were bearable from late 1970s to mid 1980s
但自80年代中期至90年代中后期，营养盐剩余环境容量迅速减小，至1997年din剩余环境容量已超过国家一级海水水质标准下胶州湾din环境容量约70，而自90年代末开始胶州湾din剩余环境容量又有所增加，而po_4-p剩余环境容量减小速度趋缓。 - It's difficult to find nutrient pollution in a sentence. 用nutrient pollution造句挺难的