【化】 infinite reflux operation
ad infinitum; infinite; infinitude; infinity; know no bounds
【机】 infinity
circumfluence; refluence
【化】 back flow; circulation reflux; contra-flow; flow-back; reflux
refluxing
【医】 backflow; palirrhea; reflux reflextonus; refluxing; regurgitation
return; return current
handle; manipulate; operate
【计】 FUNC; O; OP
【化】 manipulation
【医】 procedure; technic; technique
【经】 operation