fine filling filtering 第二次过滤
The research method of water injection matching technology is to determinate injection water source, pretreatment technology and matching measures of fine filtering etc.
注入水配伍工艺的研究方法是确定注入水源、确定预处理工艺、确定地层受到伤害后的处理、确定三防、精细过滤等配套措施。
Although this particular Symantec product doesn't offer web content filtering, it does provide certain fine-grained application and device controls.
尽管赛门铁克的这项产品并未提供网页内容过滤的功能，但它确实提供相当详细的程序和设备控管选项。
The units carry software that can fine-tune filtering in response to local changes in water temperature, salinity, pH and silt, and can be remotely controlled from a central operations center.
这些反渗透机上配备着控制软件，可以根据当地水温、盐度、pH值和淤泥的情况对设备进行调整，并可以从控制中心进行远程控制。
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