近年来的石油科技发展历程表明,在不同历史阶段和不同市场环境下,国外大石油公司对科技发展的定位与战略的选择有着较明显的不同。20世纪70年代为规模取胜时代。20世纪80年代为低成本取胜时代。20世纪90年代以来为高新技术取胜时代。科技的进步带来了石 The development history of petroleum science and technology in recent years shows that under different historical stages and different market conditions, the position of foreign big oil companies in the development of science and technology and the choice of strategies are obviously different. The 1970s was the era of scale. In the 1980s, the era of low-cost victory. Since the 90s of the 20th century, the era of high and new technology has won. The progress of science and technology has brought stone