Human activities is the one of main driving factors of regional environment change in a short time, is the focus and the advancing edge of global change study. 人类活动是短时段、区域性环境变化的主要驱动因素之一,也是全球变化研究的热点和前沿问题;
Recovery method of attic remaining gas in Es_1 gas reservoir with edge water in Sheng 1 area of Shengtuo oilfield. 胜坨油田一区沙一段边水气藏顶部剩余气的开采方法
Certified as a PADISSI.NAUI Advanced Open Water Diver or equivalent. For this course, equivalency is proof of certification beyond entry level with experience in deep diving and underwater navigation. 为合格的PADI.
Gas reservoir development indicates that edge water drive gas reservoir is much lower in recovery efficiency com pared to fixed volume gas reservoir. 摘要气藏开发实践表明，边水气藏的采收率要比定容气藏低得多。
How to analyze and estimate the situation of Sustainable Development of one region in quantitative measurement is still an advancing edge and focus in Sustainable Development research domain. 如何定量分析与评价一个区域的可持续发展状态,是当前可持续发展研究的前沿和热点。