[计] 浸提, 浸析

[化] 浸取; 浸提; 沥滤; 沥取; 液固萃取

[医] 沥滤[法], 沥取[法], 浸沥[法]

[ noun ]
the process of leaching
<noun.process>

Leach \Leach\, v. t. [imp. & p. p. {Leached}; p. pr. & vb. n.
{Leaching}.] [Written also leech and letch.]
1. To remove the soluble constituents from by subjecting to
the action of percolating water or other liquid; as, to
leach ashes or coffee.

2. To dissolve out; -- often used with out; as, to leach out
alkali from ashes.