A.技術(shù)規(guī)模經(jīng)濟(jì)；財(cái)務(wù)規(guī)模經(jīng)濟(jì)；管理規(guī)模經(jīng)濟(jì)；采購(gòu)規(guī)模經(jīng)濟(jì)；研發(fā)規(guī)模經(jīng)濟(jì)
B.技術(shù)規(guī)模經(jīng)濟(jì)；財(cái)務(wù)規(guī)模經(jīng)濟(jì)；管理規(guī)模經(jīng)濟(jì)；采購(gòu)規(guī)模經(jīng)濟(jì)；風(fēng)險(xiǎn)規(guī)承擔(dān)規(guī)模經(jīng)濟(jì)
C.技術(shù)規(guī)模經(jīng)濟(jì)；財(cái)務(wù)規(guī)模經(jīng)濟(jì)；管理規(guī)模經(jīng)濟(jì)；風(fēng)險(xiǎn)承擔(dān)規(guī)模經(jīng)濟(jì)以及研發(fā)規(guī)模經(jīng)濟(jì)
D.技術(shù)規(guī)模經(jīng)濟(jì)；財(cái)務(wù)規(guī)模經(jīng)濟(jì)；管理規(guī)模經(jīng)濟(jì)；采購(gòu)規(guī)模經(jīng)濟(jì)；風(fēng)險(xiǎn)承擔(dān)規(guī)模經(jīng)濟(jì)以及研發(fā)規(guī)模經(jīng)濟(jì)