求解下列產(chǎn)銷(xiāo)平衡運(yùn)輸問(wèn)題的最優(yōu)調(diào)運(yùn)方案和最小總運(yùn)費(fèi)
寫(xiě)出下列線性規(guī)劃問(wèn)題的對(duì)偶問(wèn)題:
將下述線性規(guī)劃問(wèn)題化成標(biāo)準(zhǔn)型