采用纳滤作为主体工艺生产直饮水，考察了两组标准脱盐率不同的纳滤膜对各种无机离子的去除效果。
Two sets of NF membranes with different desalination ratio were used as the main process to produce direct drinking water, and the removal effect of inorganic ions was investigated.
采用纳滤作为主体工艺生产直饮水，考察了两组标准脱盐率不同的纳滤膜对各种无机离子的去除效果。
Two sets of NF membranes with different desalination ratio were used as the main process to produce direct drinking water, and the removal effect of inorganic ions was investigated.
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