As the rapid development of science, technology and economy, a Block of modern cities rise.
随着科技、经济的迅猛发展，一座座现代城市也在迅速崛起。
Introduce the development trend, production technique and domestic market demand of PP block copolymer.
介绍国外PP嵌段共聚物的开发动向，生产技术及国内市场需求。
This paper briefly presents the development status in the second block of Shengtuo oil field.
该文简要介绍了胜坨油田二区开发状况。
This paper briefly presents the development status in the second block of Shengtuo oil field.
该文简要介绍了胜坨油田二区开发状况。
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