| 单词 | nanofiltration |
| 释义 | nanofiltration in Chemical Engineering (nænoʊfɪltreɪʃən) noun Word buildernano-The prefix nano- often appears in words connected with things that are extremely small, especiallythings that are measured in nanometers. A nanometer is 0.000000001.(Chemical Engineering: Reactors and separators) Nanofiltration is filtration in which a substance is put through a filter with holes that are measured in nanometers. Nanofiltration may be used for selective removal of hardness ions in a process known as membranesoftening. Waste water treatments like microfiltration and ultrafiltration can be used as coarsefiltration methods whereas nanofiltration and reverse osmosis are fine filtration methods. Nanofiltration is filtration in which a substance is put through a filter with holes that are measuredin nanometers. |
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