The genes join a long list of contaminants being found in water, posing a challenge for devising an effective means of treatment. 在这些基因加入了水质污染源的行列之后,水质处理方法的设计将面临空前的挑战。
The coordinated water-injection flowsheet means a series of water conditioning flowsheets from water source well or oil processing plant to water injection wellhead. 一条龙注水工艺流程,是指从水源井或油区来水至注水井口的一系列水质处理注水工艺流程。