桂东南和桂西南地区中生代三叠纪和白垩纪的火山活动活跃。
The Triassic and Cretaceous volcanisms in the southeast and southwest Guangxi were active.
本文试就桂东南（主要以玉林市为例）农村家族活动特点作一探讨。
This article, by setting the example of Yulin city, will analyse the rural area clan activities characters of Southeast Guangxi.
年，对桂东南马尾松工程幼林郁闭过程的生态环境变化进行定位观测研究。
The observation method of fixed position was used to study the characteristics of ecological environment in closing process of engineering young forest of Pinus massoniana Lamb from 1991 to 1996.
粤西桂东南云开大山是华南重要的金属和非金属成矿带，也是研究华南大地构造的一重要窗口。
The mountain of Yunkai is the most important metallogenic belt of metal and nonmetal in the south of China, and it is also a important window of the research of geotectonics.
探讨鸦片泛滥成灾对近代桂东南社会产生的各种影响有利于人们认识当时桂东南社会的真实面目，是研究广西地方史的有机组成部分；
The opium question became one of the important questions, which influenced the society of Southeast of Guangxi on politics, the economy, the trade and so on in modern times.
探讨鸦片泛滥成灾对近代桂东南社会产生的各种影响有利于人们认识当时桂东南社会的真实面目，是研究广西地方史的有机组成部分；
The opium question became one of the important questions, which influenced the society of Southeast of Guangxi on politics, the economy, the trade and so on in modern times.
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