“differential extraction”的概念、定义、翻译、参考文献-科学参考

单词	differential extraction
释义	differential extraction [´dif·ǝ`ren·chǝl ik`strak·shǝn] ^{CHEMICAL ENGINEERING} Theoretical limiting case of crosscurrent extraction in a single vessel where feed is continuously extracted with infinitesimal amounts of fresh solvent; true differential extraction cannot be achieved.
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