陆上石油工业“八五”投资结构分析赵厚学一、勘探直接投资比重下降，实物工程量逐年减少，资源接替的矛盾依然突出。＂八五＇期间由于国家原油、天然气调价政策出台，陆上石油投资规模扩张较快，平均每年上升１７．５％。而勘探直接投资（物探和探井投资之和）尽管每年上... Analysis on the Investment Structure of the Onshore Oil Industry in the Eighth Five-Year Plan Period Zhao Houxue 1. The proportion of direct investment in exploration has been declining, the amount of physical construction projects has been decreasing year by year, and the contradiction between the replacement of resources has remained outstanding. During the “Eighth Five-Year Plan” period, as the national crude oil and natural gas price adjustment policies were introduced, the onshore oil investment expanded rapidly with an average increase of 17.5% per annum, while direct investment in exploration (the sum of geophysical and exploration exploration investments)