broaden the sources of income and reduce (/economize on) expenditures;develop resources and be economical; earn more and spend less; open up the source and regulate the flow;tap new resources and cut down expenses ? 他們特別重視通過～，積累擴(kuò)大再生產(chǎn)的資金。They attach par ticular importance to accumulating capital for expanded reproduction by tapping new resources and economizing on expenses.
開源節(jié)流kai yuan jie liu
open up the source and regulate the flow
開源節(jié)流
opening up new sources of revenue and cutting back on expenditures
開源節(jié)流
increase income and reduce expenditure;open up the source and regulate the flow;tap new resources and economize on consumption
開源節(jié)流kāi yuán jié liú
源：水源。比喻開辟增加收入的渠道，節(jié)約開支。increase income and decrease expenditure, open up more sources and regulate the flow, tap new resources and economize on expenditures