藤壶科

The result showed that:(1) There were a higher density of Ostreidae and Balanidae and a lower biodiversity in the cay sampling section of Daxie Island.(2) No significant difference was found in the macrozoobenthos community among the tide plat sampling section in Daxie Island.(3) There was a lower macrozoobenthos species number, biodiversity, and a higher density of Sternaspis scutata and Capitella capitata than those in the sea area beside Daxie Island. Moreover, a significant difference was found in the macrozoobenthos community between the sea area of Daxie Island and the adjacent islands.

结果发现：(1)大榭岛岩相潮间带断面牡蛎科和藤壶科等科的物种栖息密度较高，生物多样性较低；(2)泥沙相潮间带底栖动物状况与其他海岛差别不显著；(3)大榭岛近岸海域底栖动物种数少于其他海岛近岸海域，且前者不倒翁虫和小头虫等多毛类物种栖息密度较高，生物多样性较低，群落结构与其他区域相差较大；(4)环境质量的生物评价结果显示，大榭岛近岸海域扰动程度高于其他海岛近岸海域。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。