A.底水的錐進(jìn)B.無水采油期短C.含水率快速上升D.驅(qū)替效率低、采油成本通常較高
A.產(chǎn)量與對(duì)應(yīng)生產(chǎn)時(shí)間在半對(duì)數(shù)坐標(biāo)系B.累計(jì)產(chǎn)量與對(duì)應(yīng)產(chǎn)量在直角坐標(biāo)系C.產(chǎn)量與對(duì)應(yīng)生產(chǎn)時(shí)間在直角坐標(biāo)系D.累計(jì)產(chǎn)量與對(duì)應(yīng)產(chǎn)量在半對(duì)數(shù)坐標(biāo)系