The result of long - term net sediment transport calculations confirms the hypothesis proposed by cheng ( 2000 ) that in this area transport of sediment directed to northeastward occurs in addition to the main trend of transport towards the east 沉積物長(zhǎng)期凈輸運(yùn)證實(shí)了程鵬( 2000 )關(guān)于沉積物在成山頭以北近岸有向東和向東北的凈輸運(yùn)趨勢(shì)的猜測(cè)。