【化】 substrate cycle

底的英語翻譯：

a copy kept as a record; base; bottom; end; fundus; the truth of a matter
【醫(yī)】 base; basement; bases; basi-; basio-; basis; batho-; bathy-; fimdi
floor; fundus; pavimentum; solum

物的英語翻譯：

content; matter; substance; thing
【化】 object
【醫(yī)】 agent

循環(huán)的英語翻譯：

cycle; recur; circle; rotate; circulation; repetition; revolution
【計】 DO-loop; for-loop; loop; unwinding
【化】 recirculate
【醫(yī)】 circuIation; cycle
【經(jīng)】 cycle; revolving; rotation