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单词 reverse osmosis
释义

WordReference Random House Unabridged Dictionary of American English © 2024
reverse osmosis, [Chem.]
  1. Chemistrythe process in which pure water is produced by forcing waste or saline water through a semipermeable membrane.
  • 1950–55

Collins Concise English Dictionary © HarperCollins Publishers::
reverse osmosis n
  1. a technique for purifying water, in which pressure is applied to force liquid through a semipermeable membrane in the opposite direction to that in normal osmosis
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