Mutu wa projekiti: Pulojekiti ya chitoliro ku Venezuela(PDVSA) Chiyambi cha projekiti DVSA ili ndi udindo woyenga mafuta osapsa, kukonza zinthu ndi kutsatsa, kuti apereke zinthu zamsika wamsika wamafuta wamba komanso wapadziko lonse lapansi, pakukulitsa zinthu zamakampani a hydrocarbon komanso nthawi yomweyo .. .
Werengani zambiri