The index system includes local utilization potential, actual runoff, discount factor of slope runoff and runoff potential. 该指标体系包括:就地利用潜力指标r1、实际径流指标u、坡地径流的折减系数K和径流潜力指标r2。
Angola and China has great potential to cooperation. China should seize the opportunity that Angola increase investment discount rate, keep the existing investment advantages, reasonable avoid investment risk, and then continued to expand the scale and the area of investment. 安哥拉与中国有巨大的合作潜力,我国应抓住安哥拉加大投资优惠幅度的机遇,保持现有的投资优势,合理规避风险,进而继续扩大对安哥拉的投资规模,拓宽投资领域。