短語詞組短語proved ore reserve 勘定礦石藏量proved extractable reserve 可采儲量offshore proved hydrocarbon reserve 海洋油氣探明儲量proved reserve detail 勘定儲量developed proved reserve 已開發(fā)探明儲量basic proved reserve 基本探明儲量undeveloped proved reserve 未開發(fā)探明儲量reserve proved 證明存量 返回 proved reserve