通过观察存在于极端环境下的生物,研究人员发现液态水只能在有限范围内的温度和压力下供生物使用这些发现会让科学家对外太空生命的搜寻集中到太阳系来。 莱恩威弗说:“我们猜想在地球上找到的这些限制条件是限制所有以水为支撑的生命的基础。”
After compiling observations of life in extreme environments, the researchers found that liquid water in only a limited range of temperatures and pressures can support life.
湘南泥盆系碳酸盐岩的沉积环境,可以区别为四种类型:台地相、广海陆棚相、生物礁相及台盆相。
The sedimentary environments of the Devonian carbonate formations in southern Hunan, China can be divided into four types: platform, open marine shelf, bioherm, and platformbasin facies.
生物系从1998年起试行了“2 + 1”的教育实习,即在传统的教学实习基础上增加了生态环境教育。
In 1998, the biology department began to experiment the "2 + 1" teaching practice, which means to add ecology education to the traditional teaching pattern.
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